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tests_accounting	25.48 KB	-rw-r--r--
tests_authentication	84.03 KB	-rw-r--r--
tests_banners	8.35 KB	-rw-r--r--
tests_boot_services	54.51 KB	-rw-r--r--
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tests_crypto	17.67 KB	-rw-r--r--
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tests_nameservices	34.51 KB	-rw-r--r--
tests_networking	40.67 KB	-rw-r--r--
tests_php	27.48 KB	-rw-r--r--
tests_ports_packages	78.76 KB	-rw-r--r--
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tests_scheduling	15.74 KB	-rw-r--r--
tests_shells	13.37 KB	-rw-r--r--
tests_snmp	4.32 KB	-rw-r--r--
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tests_ssh	17.59 KB	-rw-r--r--
tests_storage	3.74 KB	-rw-r--r--
tests_storage_nfs	8.4 KB	-rw-r--r--
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tests_usb	21.04 KB	-rw-r--r--
tests_virtualization	1.95 KB	-rw-r--r--
tests_webservers	30.9 KB	-rw-r--r--
tool_tips	2.16 KB	-rw-r--r--

Code Editor : tests_authentication

#!/bin/sh

#################################################################################
#
#   Lynis
# ------------------
#
# Copyright 2007-2013, Michael Boelen
# Copyright 2007-2021, CISOfy
#
# Website  : https://cisofy.com
# Blog     : http://linux-audit.com
# GitHub   : https://github.com/CISOfy/lynis
#
# Lynis comes with ABSOLUTELY NO WARRANTY. This is free software, and you are
# welcome to redistribute it under the terms of the GNU General Public License.
# See LICENSE file for usage of this software.
#
#################################################################################
#
# User, Group and authentication tests
#
#################################################################################
#
    LDAP_AUTH_ENABLED=0
    LDAP_PAM_ENABLED=0
    LDAP_CONF_LOCATIONS="${ROOTDIR}etc/ldap.conf ${ROOTDIR}etc/ldap/ldap.conf ${ROOTDIR}etc/openldap/ldap.conf ${ROOTDIR}usr/local/etc/ldap.conf ${ROOTDIR}usr/local/etc/openldap/ldap.conf"
    PAM_FILE_LOCATIONS="${ROOTDIR}usr/lib/aarch64-linux-gnu/security ${ROOTDIR}lib/arm-linux-gnueabihf/security ${ROOTDIR}lib/i386-linux-gnu/security ${ROOTDIR}lib/security ${ROOTDIR}lib/x86_64-linux-gnu/security ${ROOTDIR}lib64/security ${ROOTDIR}usr/lib /usr/lib/security"
    SUDOERS_LOCATIONS="${ROOTDIR}etc/sudoers ${ROOTDIR}usr/local/etc/sudoers ${ROOTDIR}usr/pkg/etc/sudoers"
    SUDOERS_FILE=""
#
#################################################################################
#
    InsertSection "${SECTION_USERS_GROUPS_AND_AUTHENTICATION}"

# Test        : AUTH-9204
    # Description : Check users with UID zero (0)
    # Notes       : Ignores :0: in file if match is in NIS related line
    Register --test-no AUTH-9204 --weight L --network NO --category security --description "Check users with an UID of zero"
    if [ ${SKIPTEST} -eq 0 ]; then
        # Search accounts with UID 0
        LogText "Test: Searching accounts with UID 0"
        # Check if device is a QNAP, as the root user is called admin, and not root
        if [ ${QNAP_DEVICE} -eq 1 ]; then
            FIND=$(${GREPBINARY} ':0:' ${ROOTDIR}etc/passwd | ${EGREPBINARY} -v '^#|^admin:|^(\+:\*)?:0:0:::' | ${CUTBINARY} -d ":" -f1,3 | ${GREPBINARY} ':0')
        else
            FIND=$(${GREPBINARY} ':0:' ${ROOTDIR}etc/passwd | ${EGREPBINARY} -v '^#|^root:|^(\+:\*)?:0:0:::' | ${CUTBINARY} -d ":" -f1,3 | ${GREPBINARY} ':0')
        fi
        if [ -n "${FIND}" ]; then
            Display --indent 2 --text "- Administrator accounts" --result "${STATUS_WARNING}" --color RED
            LogText "Result: Found more than one administrator accounts"
            ReportWarning "${TEST_NO}" "Multiple users with UID 0 found in passwd file"
            for USER in ${FIND}; do
                LogText "Administrator account: ${USER}"
                Report "user_with_uid_zero[]=${USER}"
                if [ "${USER}" = "toor" ]; then
                    LogText "BSD note: default there is a user 'toor' installed. This account is considered useless unless it"
                    LogText "is assigned a password and used for daily operations or emergencies. ie: bad shell for root user."
                    ReportSuggestion "${TEST_NO}" "Use vipw to delete the 'toor' user if not used."
                fi
            done
        else
            Display --indent 2 --text "- Administrator accounts" --result "${STATUS_OK}" --color GREEN
            LogText "Result: No accounts found with UID 0 other than root."
        fi
    fi
#
#################################################################################
#
    # Test        : AUTH-9208
    # Description : Check non-unique accounts
    Register --test-no AUTH-9208 --weight L --network NO --category security --description "Check non-unique accounts in passwd file"
    if [ ${SKIPTEST} -eq 0 ]; then
        LogText "Test: Checking for non-unique accounts"
        if  [ "${OS}" = "DragonFly" -o "${OS}" = "FreeBSD" -o "${OS}" = "NetBSD" -o "${OS}" = "OpenBSD" ]; then
            PASSWD_FILE="${ROOTDIR}etc/master.passwd"
          else
            PASSWD_FILE="${ROOTDIR}etc/passwd"
        fi
        # Check password file
        if [ -f ${PASSWD_FILE} ]; then
            FIND=$(${GREPBINARY} -v '^#' ${PASSWD_FILE} | ${CUTBINARY} -d ':' -f3 | ${SORTBINARY} | uniq -d)
            if [ "${FIND}" = "" ]; then
                Display --indent 2 --text "- Unique UIDs" --result "${STATUS_OK}" --color GREEN
                LogText "Result: all accounts found in ${PASSWD_FILE} are unique"
            else
                Display --indent 2 --text "- Unique UIDs" --result "${STATUS_WARNING}" --color RED
                LogText "Result: found multiple accounts with same UID"
                LogText "Output (non-unique UIDs): ${FIND}"
                ReportWarning "${TEST_NO}" "Multiple accounts found with same UID"
            fi
          else
            Display --indent 2 --text "- Unique UIDs" --result "${STATUS_SKIPPED}" --color WHITE
            LogText "Result: test skipped, ${PASSWD_FILE} file not available"
        fi
        LogText "Remarks: Non unique UIDs can be a risk for the system or part of a configuration mistake"
    fi
#
#################################################################################
#
    # Test        : AUTH-9212
    # Description : Test group file with chkgrp tool (ie FreeBSD)
    LogText "Prerequisite test: /usr/sbin/chkgrp"
    if [ -x ${ROOTDIR}usr/sbin/chkgrp ]; then PREQS_MET="YES"; else PREQS_MET="NO"; fi
    Register --test-no AUTH-9212 --preqs-met ${PREQS_MET} --weight L --network NO --category security --description "Test group file"
    if [ ${SKIPTEST} -eq 0 ]; then
        Display --indent 2 --text "- Checking chkgrp tool" --result "${STATUS_FOUND}" --color GREEN
        LogText "Result: /usr/sbin/chkgrp binary found. Using this to perform next test(s)."
        LogText "Test: Testing consistency of /etc/group file"
        FIND=$(${ROOTDIR}usr/sbin/chkgrp | ${GREPBINARY} -v 'is fine')
        if [ "${FIND}" = "" ]; then
            Display --indent 4 --text "- Checking consistency of /etc/group file" --result "${STATUS_OK}" --color GREEN
            LogText "Result: chkgrp test performed, Group file seems to be ok."
          else
            Display --indent 4 --text "- Checking consistency of /etc/group file" --result "${STATUS_WARNING}" --color RED
            LogText "Result: chkgrp found some errors. Run the tool manually to see details."
            LogText "chkgrp output: ${FIND}"
            ReportWarning "${TEST_NO}" "chkgrp reported inconsistencies in /etc/group file"
        fi
    fi
#
#################################################################################
#
    # Test        : AUTH-9216
    # Description : Check /etc/group and shadow group files
    # Notes       : Run grpck to test group files (most likely /etc/group and shadow group files)
    if [ -n "${GRPCKBINARY}" ]; then PREQS_MET="YES"; else PREQS_MET="NO"; fi
    Register --test-no AUTH-9216 --preqs-met ${PREQS_MET} --weight L --network NO --root-only YES --category security --description "Check group and shadow group files"
    if [ ${SKIPTEST} -eq 0 ]; then
        LogText "Test: Checking for grpck binary output"

case ${OS} in
            "AIX")  FIND=$(${GRPCKBINARY} -n ALL 2> /dev/null ; echo $?) ;;
            "Linux")
                if [ "${LINUX_VERSION}" = "SuSE" ]; then
                    FIND=$(${GRPCKBINARY} -q -r > /dev/null ; echo $?)
                else
                    FIND=$(${GRPCKBINARY} -r 2> /dev/null ; echo $?)
                fi
                ;;
            *)      FIND=$(${GRPCKBINARY} 2> /dev/null ; echo $?) ;;
        esac

# Check exit-code
        if [ "${FIND}" = "0" ]; then
            Display --indent 2 --text "- Consistency of group files (grpck)" --result "${STATUS_OK}" --color GREEN
            LogText "Result: grpck binary didn't find any errors in the group files"
        else
            Display --indent 2 --text "- Consistency of group files (grpck)" --result "${STATUS_WARNING}" --color RED
            ReportWarning "${TEST_NO}" "grpck binary found errors in one or more group files"
        fi
        unset FIND
    fi
#
#################################################################################
#
    # Test        : AUTH-9218
    # Description : Check login shells for passwordless accounts
    # Notes       : Results should be checked
    Register --test-no AUTH-9218 --os "DragonFly FreeBSD NetBSD OpenBSD" --root-only YES --weight L --network NO --category security --description "Check login shells for passwordless accounts"
    if [ ${SKIPTEST} -eq 0 ]; then
        FOUND=0
        LogText "Test: Checking login shells"
        if [ -f ${ROOTDIR}etc/master.passwd ]; then
            # Check for all shells, except: (/usr)/sbin/nologin /nonexistent
            FIND=$(${GREPBINARY} "[a-z]:\*:" ${ROOTDIR}etc/master.passwd | ${EGREPBINARY} -v '^#|/sbin/nologin|/usr/sbin/nologin|/nonexistent' | ${SEDBINARY} 's/ /!space!/g')
            if [ -z "${FIND}" ]; then
                Display --indent 2 --text "- Login shells" --result "${STATUS_OK}" --color GREEN
            else
                Display --indent 2 --text "- Login shells" --result "${STATUS_WARNING}" --color RED
                for LINE in ${FIND}; do
                    LINE=$(echo ${LINE} | ${SEDBINARY} 's/!space!/ /g')
                    SHELL=$(echo ${LINE} | ${AWKBINARY} -F: '{ print $10 }')
                    LogText "Output: ${LINE}"
                    if [ -z "${SHELL}" ]; then
                        LogText "Result: found no shell on line"
                    else
                        LogText "Result: found possible harmful shell ${SHELL}"
                        if [ -f ${SHELL} ]; then
                            LogText "Result: shell ${SHELL} does exist"
                            FOUND=1
                        else
                            LogText "Result: shell ${SHELL} does not exist"
                            ReportSuggestion "${TEST_NO}" "Determine if account is needed, as shell ${SHELL} does not exist"
                        fi
                    fi
                done
                if [ ${FOUND} -eq 1 ]; then
                    ReportWarning "${TEST_NO}" "Possible harmful shell found (for passwordless account!)"
                fi
            fi
          else
            Display --indent 2 --text "- Login shells" --result "${STATUS_SKIPPED}" --color WHITE
            LogText "Result: No ${ROOTDIR}etc/master.passwd file found"
        fi
        unset LINE SHELL
    fi
#
#################################################################################
#
    # Test        : AUTH-9222
    # Description : Check unique group IDs
    Register --test-no AUTH-9222 --weight L --network NO --category security --description "Check unique groups (IDs)"
    if [ ${SKIPTEST} -eq 0 ]; then
        LogText "Test: Checking for non unique group ID's in /etc/group"
        FIND=$(${GREPBINARY} -v '^#' ${ROOTDIR}etc/group | ${GREPBINARY} -v '^$' | ${AWKBINARY} -F: '{ print $3 }' | ${SORTBINARY} | uniq -d)
        if [ -z "${FIND}" ]; then
            Display --indent 2 --text "- Unique group IDs" --result "${STATUS_OK}" --color GREEN
            LogText "Result: All group ID's are unique"
            Report "auth_group_ids_unique=1"
        else
            Display --indent 2 --text "- Unique group IDs" --result "${STATUS_WARNING}" --color RED
            LogText "Result: Found the same group ID multiple times"
            for I in ${FIND}; do
                Report "auth_groups_nonunique[]=${I}"
                LogText "Non-unique group: ${I}"
            done
            ReportSuggestion "${TEST_NO}" "Check your /etc/group file and correct any inconsistencies"
        fi
    fi
#
#################################################################################
#
    # Test        : AUTH-9226
    # Description : Check unique group names
    if [ -f ${ROOTDIR}etc/group ]; then PREQS_MET="YES"; else PREQS_MET="NO"; fi
    Register --test-no AUTH-9226 --preqs-met ${PREQS_MET} --weight L --network NO --category security --description "Check unique group names"
    if [ ${SKIPTEST} -eq 0 ]; then
        LogText "Test: Checking for non unique group names in ${ROOTDIR}etc/group"
        FIND=$(${GREPBINARY} -v '^#' ${ROOTDIR}etc/group | ${GREPBINARY} -v '^$' | ${AWKBINARY} -F: '{ print $1 }' | ${SORTBINARY} | uniq -d)
        if [ -z "${FIND}" ]; then
            Display --indent 2 --text "- Unique group names" --result "${STATUS_OK}" --color GREEN
            LogText "Result: All group names are unique"
            Report "auth_group_names_unique=1"
        else
            Display --indent 2 --text "- Unique group names" --result "${STATUS_WARNING}" --color RED
            LogText "Result: Found the same group name multiple times"
            for I in ${FIND}; do
                Report "auth_groups_nonunique[]=${I}"
                LogText "Non-unique group: ${I}"
            done
            ReportSuggestion "${TEST_NO}" "Check your ${ROOTDIR}etc/group file and correct any inconsistencies"
        fi
    fi
#
#################################################################################
#
    # Test        : AUTH-9228
    # Description : Check password file consistency with pwck
    # Notes       : Operating systems include Linux, Solaris
    if [ -x ${ROOTDIR}usr/sbin/pwck ]; then PREQS_MET="YES"; else PREQS_MET="NO"; fi
    Register --test-no AUTH-9228 --preqs-met ${PREQS_MET} --weight L --network NO --category security --description "Check password file consistency with pwck"
    if [ ${SKIPTEST} -eq 0 ]; then
        LogText "Test: Checking password file consistency (pwck)"
        TESTED=0
        case ${OS} in
            "Linux")
                FIND=$(${ROOTDIR}usr/sbin/pwck -q -r 2> /dev/null; echo $?)
                TESTED=1
            ;;
            "Solaris" | "HP-UX")
                FIND=$(${ROOTDIR}usr/sbin/pwck 2> /dev/null; echo $?)
                TESTED=1
            ;;
            *)
                LogText "Dev: found ${ROOTDIR}usr/sbin/pwck, but unsure how to call it on this operating system"
                ReportException "${TEST_NO}:1" "Found ${ROOTDIR}usr/sbin/pwck, but unsure how to call it on this operating system"
            ;;
        esac
        # Only display if this test has been executed
        if [ ${TESTED} -eq 1 -a "${FIND}" = "0" ]; then
            Display --indent 2 --text "- Password file consistency" --result "${STATUS_OK}" --color GREEN
            LogText "Result: pwck check didn't find any problems"
            AddHP 2 2
        else
            Display --indent 2 --text "- Password file consistency" --result "${STATUS_SUGGESTION}" --color YELLOW
            LogText "Result: pwck found one or more errors/warnings in the password file."
            ReportSuggestion "${TEST_NO}" "Run pwck manually and correct any errors in the password file"
            AddHP 0 2
        fi
    fi
#
#################################################################################
#
    # Test        : AUTH-9229
    # Description : Check password hashing methods vs. recommendations in crypt(5)
    # Notes       : Applicable to all Unix-like OS
    #               Requires read access to /etc/shadow (if it exists)

ParsePasswordEntry() {
        METHOD=$1
        case ${METHOD} in
            1:\* | 1:x | 0: | *:!* | *LOCK*)
                # disabled | shadowed | no password | locked account (can be literal *LOCK* or something like LOCKED)
                ;;
            *:\$5\$*| *:\$6\$*)
                # sha256crypt | sha512crypt: check number of rounds, should be >=5000
                ROUNDS=$(echo "${METHOD}" | sed -n 's/.*rounds=$[0-9]*$\$.*/\1/gp')
                if [ -z "${ROUNDS}" ]; then
                    echo 'sha256crypt/sha512crypt(default=5000rounds)'
                elif [ "${ROUNDS}" -lt 5000 ]; then
                    echo 'sha256crypt/sha512crypt(<5000rounds)'
                fi
                ;;
            *:\$y\$* | *:\$gy\$* | *:\$2b\$* | *:\$7\$*)
                # yescrypt | gost-yescrypt | bcrypt | scrypt
                ;;
            *:_*)
                echo bsdicrypt
                ;;
            *:\$1\$*)
                echo md5crypt
                ;;
            *:\$3\$*)
                echo NT
                ;;
            *:\$md5*)
                echo SunMD5
                ;;
            *:\$sha1*)
                echo sha1crypt
                ;;
            13:* | 178:*)
                echo bigcrypt/descrypt
                ;;
            *)
                echo "Unknown password hashing method ${METHOD}. Please report to lynis-dev@cisofy.com"
                ;;
        esac
    }

Register --test-no AUTH-9229 --root-only YES --weight L --network NO --category security --description "Check password hashing methods"
    if [ ${SKIPTEST} -eq 0 ]; then
        LogText "Test: Checking password hashing methods"
        SHADOW="";
        if [ -e ${ROOTDIR}etc/shadow ]; then SHADOW="${ROOTDIR}etc/shadow"; fi
        FIND=$(${CAT_BINARY} ${ROOTDIR}etc/passwd ${SHADOW} | ${AWKBINARY} -F : '{print length($2) ":" $2 }' | while read METHOD; do
            ParsePasswordEntry ${METHOD}
        done | ${SORTBINARY} -u | ${TRBINARY} '\n' ' ')
        if [ -z "${FIND}" ]; then
            Display --indent 2 --text "- Password hashing methods" --result "${STATUS_OK}" --color GREEN
            LogText "Result: no poor password hashing methods found"
            AddHP 2 2
        else
            Display --indent 2 --text "- Password hashing methods" --result "${STATUS_SUGGESTION}" --color YELLOW
            LogText "Result: poor password hashing methods found: ${FIND}"
            ReportSuggestion "${TEST_NO}" "Check PAM configuration, add rounds if applicable and expire passwords to encrypt with new values"
            AddHP 0 2
        fi
    fi
#
#################################################################################
#
    # Test        : AUTH-9230
    # Description : Check password hashing rounds in login.defs
    # Notes       : Applicable to all Unix-like OS
    PREQS_MET="NO"
    if [ -f ${ROOTDIR}etc/login.defs ]; then
        PREQS_MET="YES"
    fi
    Register --test-no AUTH-9230 --preqs-met ${PREQS_MET} --root-only NO --weight L --network NO --category security --description "Check password hashing rounds"
    if [ ${SKIPTEST} -eq 0 ]; then
        SHA_CRYPT_MIN_ROUNDS_FIND=$(${GREPBINARY} "^SHA_CRYPT_MIN_ROUNDS" ${ROOTDIR}etc/login.defs | ${AWKBINARY} '{ if ($1=="SHA_CRYPT_MIN_ROUNDS") { print $2 } }')
        SHA_CRYPT_MAX_ROUNDS_FIND=$(${GREPBINARY} "^SHA_CRYPT_MAX_ROUNDS" ${ROOTDIR}etc/login.defs | ${AWKBINARY} '{ if ($1=="SHA_CRYPT_MAX_ROUNDS") { print $2 } }')
        SHA_CRYPT_ROUNDS=0

if [ -n "${SHA_CRYPT_MIN_ROUNDS_FIND}" -a -n "${SHA_CRYPT_MAX_ROUNDS_FIND}" ]; then
            if [ ${SHA_CRYPT_MIN_ROUNDS_FIND} -lt ${SHA_CRYPT_MAX_ROUNDS_FIND} ]; then
                SHA_CRYPT_ROUNDS=${SHA_CRYPT_MIN_ROUNDS_FIND}
            else
                SHA_CRYPT_ROUNDS=${SHA_CRYPT_MAX_ROUNDS_FIND}
            fi
        elif [ -z "${SHA_CRYPT_MIN_ROUNDS_FIND}" -a -n "${SHA_CRYPT_MAX_ROUNDS_FIND}" ]; then
            SHA_CRYPT_ROUNDS=${SHA_CRYPT_MAX_ROUNDS_FIND}
        elif [ -n "${SHA_CRYPT_MIN_ROUNDS_FIND}" -a -z "${SHA_CRYPT_MAX_ROUNDS_FIND}" ]; then
            SHA_CRYPT_ROUNDS=${SHA_CRYPT_MIN_ROUNDS_FIND}
        else
            SHA_CRYPT_ROUNDS=0
        fi

LogText "Test: Checking SHA_CRYPT_{MIN,MAX}_ROUNDS option in ${ROOTDIR}etc/login.defs"
        if [ ${SHA_CRYPT_ROUNDS} -eq 0 ]; then
            LogText "Result: number of password hashing rounds is not configured"
            Display --indent 2 --text "- Checking password hashing rounds" --result "${STATUS_DISABLED}" --color YELLOW
            ReportSuggestion "${TEST_NO}" "Configure password hashing rounds in /etc/login.defs"
            AddHP 0 2
        fi

if [ -n "${SHA_CRYPT_ROUNDS}" ] && [ ${SHA_CRYPT_ROUNDS} -gt 0 ]; then
            if [ ${SHA_CRYPT_ROUNDS} -lt 5000 ]; then
                LogText "Result: low number of password hashing rounds found: ${SHA_CRYPT_ROUNDS}"
                Display --indent 2 --text "- Password hashing rounds (minimum)"  --result "${STATUS_SUGGESTION}" --color YELLOW
                AddHP 1 2
            else
                LogText "Result: number of password hashing rounds is ${SHA_CRYPT_ROUNDS}"
                Display --indent 2 --text "- Password hashing rounds (minimum)" --result CONFIGURED --color GREEN
                AddHP 2 2
            fi
        fi
    fi
#
#################################################################################
#
    # Test        : AUTH-9234
    # Description : Query user accounts
    # Notes       : AIX: 100+
    #               HPUX: 100+
    #               macOS doesn't have any user info in /etc/passwd, users are managed with opendirectoryd)
    #               OpenBSD/NetBSD: 1000-60000, excluding 32767 (default)
    #               Arch Linux / CentOS / Ubuntu: 1000+
    Register --test-no AUTH-9234 --weight L --network NO --category security --description "Query user accounts"
    if [ ${SKIPTEST} -eq 0 ]; then
        LogText "Test: Read system users (including root user) from password database (e.g. /etc/passwd)"
        FIND=""

case ${OS} in
            "AIX")
                LogText "AIX real users output (ID = 0, or 100+):"
                FIND=$(${AWKBINARY} -F: '($3 >= 100 && $3 != 65534) || ($3 == 0) { print $1","$3 }' /etc/passwd)
            ;;

"FreeBSD")
                LogText "FreeBSD real users output (ID = 0, or 1000+, but not 65534):"
                FIND=$(${AWKBINARY} -F: '($3 >= 1000 && $3 != 65534) || ($3 == 0) { print $1","$3 }' /etc/passwd)
            ;;

"Linux")
                UID_MIN=""
                if [ -f ${ROOTDIR}etc/login.defs ]; then
                    UID_MIN=$(${GREPBINARY} "^UID_MIN" /etc/login.defs | ${AWKBINARY} '{print $2}')
                    LogText "Result: found minimal user id specified: ${UID_MIN}"
                fi
                if [ "${UID_MIN}" = "" ]; then UID_MIN="1000"; fi
                LogText "Linux real users output (ID = 0, or ${UID_MIN}+, but not 65534):"
                FIND=$(${AWKBINARY} -v UID_MIN="${UID_MIN}" -F: '($3 >= UID_MIN && $3 != 65534) || ($3 == 0) { print $1","$3 }' /etc/passwd)
            ;;

"macOS")
                LogText "macOS real users output (ID = 0, or 500-599) using dscacheutil"
                FIND_USERS=$(dscacheutil -q user | ${GREPBINARY} -A 3 -B 2 -e "^uid: 5[0-9][0-9]" | ${GREPBINARY} "^name: " | ${AWKBINARY} '{print $2}')
                if [ -n "${FIND_USERS}" ]; then
                    for FUSERNAME in ${FIND_USERS}; do
                        FDETAILS=$(dscacheutil -q user -a name ${FUSERNAME} | ${GREPBINARY} "^uid: " | ${AWKBINARY} '{print $2}')
                        FIND="${FUSERNAME},${FDETAILS} ${FIND}"
                    done
                else
                    FIND=""
                fi
            ;;

"NetBSD"|"OpenBSD")
                if [ -f ${ROOTDIR}etc/usermgmt.conf ]; then
                    UID_RANGE=$(${GREPBINARY} "^range" ${ROOTDIR}etc/usermgmt.conf | ${AWKBINARY} '{ sub(/\.\./, "-", $2); print $2 }')
                fi
                if [ -n "${UID_RANGE}" ]; then
                    LogText "Result: found configured user id range specified: ${UID_RANGE}"
                    UID_MIN=$(echo $UID_RANGE | ${AWKBINARY} -F- '{ print $1 }')
                    UID_MAX=$(echo $UID_RANGE | ${AWKBINARY} -F- '{ print $2 }')
                else
                    UID_MIN=1000
                    UID_MAX=60000
                    LogText "Result: no configured user id range specified; using default ${UID_MIN}-${UID_MAX}"
                fi
                LogText "${OS} real users output (ID = 0, or ${UID_MIN}-${UID_MAX}, but not 32767):"
                FIND=$(${AWKBINARY} -v UID_MIN="${UID_MIN}" -v UID_MAX="${UID_MAX}" -F: '($3 >= UID_MIN && $3 <= UID_MAX && $3 != 32767) || ($3 == 0) { print $1","$3 }' /etc/passwd)
            ;;

"Solaris")
                LogText "Solaris real users output (ID =0, or 100+, but not 60001/65534):"
                FIND=$(${AWKBINARY} -F: '($3 >= 100 && $3 != 60001 && $3 != 65534) || ($3 == 0) { print $1","$3 }' /etc/passwd)
            ;;

*)
                # Want to help improving Lynis? Determine what user IDs belong to normal user accounts
                ReportException "${TEST_NO}:1" "Can not determine user accounts"
            ;;
        esac

# Check if we got any output
        if [ -z "${FIND}" ]; then
            Display --indent 4 --text "Result: No users found/unknown result"
            LogText "Result: Querying of system users skipped"
            Display --indent 2 --text "- Query system users (non daemons)" --result "${STATUS_UNKNOWN}" --color YELLOW
        else
            Display --indent 2 --text "- Query system users (non daemons)" --result "${STATUS_DONE}" --color GREEN
            for I in ${FIND}; do
                if [ -n "${I}" ]; then
                    LogText "Real user: ${I}"
                    Report "real_user[]=${I}"
                fi
            done
        fi
    fi
#
#################################################################################
#
    # Test        : AUTH-9240
    # Description : Query NIS+ authentication support
    Register --test-no AUTH-9240 --weight L --network NO --category security --description "Query NIS+ authentication support"
    if [ ${SKIPTEST} -eq 0 ]; then
        if [ -f /etc/nsswitch.conf ]; then
            FIND=$(${EGREPBINARY} "^passwd" /etc/nsswitch.conf | ${EGREPBINARY} "compat|nisplus")
            if [ -z "${FIND}" ]; then
                LogText "Result: NIS+ authentication not enabled"
                Display --indent 2 --text "- NIS+ authentication support" --result "${STATUS_NOT_ENABLED}" --color WHITE
            else
                FIND2=$(${EGREPBINARY} "^passwd_compat" ${ROOTDIR}etc/nsswitch.conf | ${GREPBINARY} "nisplus")
                FIND3=$(${EGREPBINARY} "^passwd" ${ROOTDIR}etc/nsswitch.conf | ${GREPBINARY} "nisplus")
                if [ -n "${FIND2}" -o -n "${FIND3}" ]; then
                    LogText "Result: NIS+ authentication enabled"
                    Display --indent 2 --text "- NIS+ authentication support" --result "${STATUS_ENABLED}" --color GREEN
                else
                    LogText "Result: NIS+ authentication not enabled"
                    Display --indent 2 --text "- NIS+ authentication support" --result "${STATUS_NOT_ENABLED}" --color WHITE
                fi
            fi
          else
            LogText "Result: /etc/nsswitch.conf not found"
        fi
    fi
#
#################################################################################
#
    # Test        : AUTH-9242
    # Description : Query NIS authentication support
    Register --test-no AUTH-9242 --weight L --network NO --category security --description "Query NIS authentication support"
    if [ ${SKIPTEST} -eq 0 ]; then
        if [ -f /etc/nsswitch.conf ]; then
            FIND=$(${EGREPBINARY} "^passwd" /etc/nsswitch.conf | ${EGREPBINARY} "compat|nis" | ${GREPBINARY} -v "nisplus")
            if [ -z "${FIND}" ]; then
                LogText "Result: NIS authentication not enabled"
                Display --indent 2 --text "- NIS authentication support" --result "${STATUS_NOT_ENABLED}" --color WHITE
            else
                FIND2=$(${EGREPBINARY} "^passwd_compat" /etc/nsswitch.conf | ${GREPBINARY} "nis" | ${GREPBINARY} -v "nisplus")
                FIND3=$(${EGREPBINARY} "^passwd" /etc/nsswitch.conf | ${GREPBINARY} "nis" | ${GREPBINARY} -v "nisplus")
                if [ -n "${FIND2}" -o -n "${FIND3}" ]; then
                    LogText "Result: NIS authentication enabled"
                    Display --indent 2 --text "- NIS authentication support" --result "${STATUS_ENABLED}" --color GREEN
                else
                    LogText "Result: NIS authentication not enabled"
                    Display --indent 2 --text "- NIS authentication support" --result "${STATUS_NOT_ENABLED}" --color WHITE
                fi
            fi
        else
            LogText "Result: /etc/nsswitch.conf not found"
        fi
    fi
#
#################################################################################
#
    # Test        : AUTH-9250
    # Description : Check for sudoers file
    Register --test-no AUTH-9250 --weight L --network NO --category security --description "Checking sudoers file"
    if [ ${SKIPTEST} -eq 0 ]; then
        FOUND=0
        for I in ${SUDOERS_LOCATIONS}; do
            LogText "Test: checking presence ${I}"
            if [ -f ${I} ]; then
                FOUND=1
                SUDOERS_FILE="${I}"
                LogText "Result: found file (${SUDOERS_FILE})"
            else
                LogText "Result: file ${I} not found"
            fi
        done
        if [ ${FOUND} -eq 1 ]; then
            LogText "Result: sudoers file found (${SUDOERS_FILE})"
            Display --indent 2 --text "- Sudoers file(s)" --result "${STATUS_FOUND}" --color GREEN
        else
            LogText "Result: sudoers file NOT found"
            Display --indent 2 --text "- Sudoers file" --result "${STATUS_NOT_FOUND}" --color YELLOW
        fi
    fi
#
#################################################################################
#
    # Test        : AUTH-9252
    # Description : Check ownership and permissions for sudo configuration files
    if [ -n "${SUDOERS_FILE}" ]; then PREQS_MET="YES"; else PREQS_MET="NO"; fi
    Register --test-no AUTH-9252 --preqs-met ${PREQS_MET} --weight L --network NO --root-only YES --category security --description "Check ownership and permissions for sudo configuration files"
    if [ ${SKIPTEST} -eq 0 ]; then
        SUDO_CONFIG_FILES="${SUDOERS_FILE}"
        SUDOERS_D="${SUDOERS_FILE}.d"
        if [ -d "${SUDOERS_D}" ]; then
            LogText "Test: checking drop-in directory (${SUDOERS_D})"
            FIND=$(${LSBINARY} -ld ${SUDOERS_D} | ${CUTBINARY} -c 2-10)
            FIND2=$(${LSBINARY} -lnd ${SUDOERS_D} | ${AWKBINARY} '{print $3$4}')
            LogText "Result: Found directory permissions: ${FIND} and owner UID GID: ${FIND2}"
            case "${FIND}" in
                rwx[r-][w-][x-]--- )
                    LogText "Result: directory ${SUDOERS_D} permissions OK"
                    if [ "${FIND2}" = "00" ]; then
                        LogText "Result: directory ${SUDOERS_D} ownership OK"
                        Display --indent 4 --text "- Permissions for directory: ${SUDOERS_D}" --result "${STATUS_OK}" --color GREEN
                    else
                        LogText "Result: directory ${SUDOERS_D} has possibly unsafe ownership"
                        Display --indent 4 --text "- Permissions for directory: ${SUDOERS_D}" --result "${STATUS_WARNING}" --color RED
                    fi
                    ;;
                * )
                    LogText "Result: directory ${SUDOERS_D} has possibly unsafe permissions"
                    if [ "${FIND2}" = "00" ]; then
                        LogText "Result: directory ${SUDOERS_D} ownership OK"
                    else
                        LogText "Result: directory ${SUDOERS_D} has possibly unsafe ownership"
                    fi
                    Display --indent 4 --text "- Permissions for directory: ${SUDOERS_D}" --result "${STATUS_WARNING}" --color RED
                    ;;
            esac
            SUDO_CONFIG_FILES="${SUDO_CONFIG_FILES} $(${FINDBINARY} -L ${SUDOERS_D} -type f -print)"
        fi
        for f in ${SUDO_CONFIG_FILES}; do
            LogText "Test: checking file (${f})"
            FIND=$(${LSBINARY} -l ${f} | ${CUTBINARY} -c 2-10)
            FIND2=$(${LSBINARY} -ln ${f} | ${AWKBINARY} '{print $3$4}')
            LogText "Result: Found file permissions: ${FIND} and owner UID GID: ${FIND2}"
            case "${FIND}" in
                r[w-]-[r-][w-]---- )
                    LogText "Result: file ${f} permissions OK"
                    if [ "${FIND2}" = "00" ]; then
                        LogText "Result: file ${f} ownership OK"
                        Display --indent 4 --text "- Permissions for: ${f}" --result "${STATUS_OK}" --color GREEN
                    else
                        LogText "Result: file ${f} has possibly unsafe ownership"
                        Display --indent 4 --text "- Permissions for: ${f}" --result "${STATUS_WARNING}" --color RED
                    fi
                    ;;
                * )
                    LogText "Result: file ${f} has possibly unsafe permissions"
                    if [ "${FIND2}" = "00" ]; then
                        LogText "Result: file ${f} ownership OK"
                    else
                        LogText "Result: file ${f} has possibly unsafe ownership"
                    fi
                    Display --indent 4 --text "- Permissions for: ${f}" --result "${STATUS_WARNING}" --color RED
                    ;;
            esac
        done
    fi
#
#################################################################################
#
    # Test        : AUTH-9254
    # Description : Solaris test to check passwordless accounts
    Register --test-no AUTH-9254 --os Solaris --weight L --network NO --root-only YES --category security --description "Solaris passwordless accounts"
    if [ ${SKIPTEST} -eq 0 ]; then
        FIND=$(logins -p | ${AWKBINARY} '{ print $1 }')
        if [ -z "${FIND}" ]; then
            LogText "Result: no passwordless accounts found"
            Display --indent 2 --text "- Passwordless accounts on Solaris" --result "${STATUS_OK}" --color GREEN
        else
            for I in ${FIND}; do
                ReportWarning "${TEST_NO}" "Found passwordless account (${I})"
            done
            Display --indent 2 --text "- Passwordless accounts on Solaris" --result "${STATUS_WARNING}" --color RED
        fi
    fi
#
#################################################################################
#
    # Test        : AUTH-9262
    # Description : Search for PAM password strength testing libraries
    Register --test-no AUTH-9262 --weight L --network NO --category security --description "Checking presence password strength testing tools (PAM)"
    if [ ${SKIPTEST} -eq 0 ]; then
        FOUND=0
        FOUND_CRACKLIB=0
        FOUND_PASSWDQC=0
        FOUND_PWQUALITY=0

# Cracklib
        LogText "Searching PAM password testing modules (cracklib, passwdqc, pwquality)"
        for I in ${PAM_FILE_LOCATIONS}; do

if [ -f ${I}/pam_cracklib.so ]; then
                FOUND_CRACKLIB=1
                FOUND=1
                LogText "Result: found pam_cracklib.so (crack library PAM) in ${I}"
            fi

if [ -f ${I}/pam_passwdqc.so ]; then
                FOUND_PASSWDQC=1
                FOUND=1
                LogText "Result: found pam_passwdqc.so (passwd quality control PAM) in ${I}"
            fi

if [ -f ${I}/pam_pwquality.so ]; then
                FOUND_PWQUALITY=1
                FOUND=1
                LogText "Result: found pam_pwquality.so (password quality control PAM) in ${I}"
            fi
        done

# Cracklib
        if [ ${FOUND_CRACKLIB} -eq 1 ]; then
            LogText "Result: pam_cracklib.so found"
            Report "pam_cracklib=1"
        else
            LogText "Result: pam_cracklib.so NOT found (crack library PAM)"
        fi

# Password quality control
        if [ ${FOUND_PASSWDQC} -eq 1 ]; then
            LogText "Result: pam_passwdqc.so found"
            Report "pam_passwdqc=1"
        else
            LogText "Result: pam_passwdqc.so NOT found (passwd quality control PAM)"
        fi

# pwquality module
        if [ ${FOUND_PWQUALITY} -eq 1 ]; then
            LogText "Result: pam_pwquality.so found"
            Report "pam_pwquality=1"
        else
            LogText "Result: pam_pwquality.so NOT found (pwquality control PAM)"
        fi

if [ ${FOUND} -eq 0 ]; then
            Display --indent 2 --text "- PAM password strength tools" --result "${STATUS_SUGGESTION}" --color YELLOW
            LogText "Result: no PAM modules for password strength testing found"
            ReportSuggestion "${TEST_NO}" "Install a PAM module for password strength testing like pam_cracklib or pam_passwdqc"
            AddHP 0 3
        else
            Display --indent 2 --text "- PAM password strength tools" --result "${STATUS_OK}" --color GREEN
            LogText "Result: found at least one PAM module for password strength testing"
            AddHP 3 3
        fi
    fi
#
#################################################################################
#
    # Test        : AUTH-9264
    # Description : Scan /etc/pam.conf file
    Register --test-no AUTH-9264 --weight L --network NO --category security --description "Checking presence pam.conf"
    if [ ${SKIPTEST} -eq 0 ]; then
        LogText "Test: Checking file /etc/pam.conf"
        if [ -f ${ROOTDIR}etc/pam.conf ]; then
            LogText "Result: file ${ROOTDIR}etc/pam.conf exists"
            Display --indent 2 --text "- PAM configuration files (pam.conf)" --result "${STATUS_FOUND}" --color GREEN
            LogText "Test: searching PAM configuration files"
            FIND=$(${EGREPBINARY} -v "^#" ${ROOTDIR}etc/pam.conf | ${EGREPBINARY} -v "^$" | ${SEDBINARY} 's/[[:space:]]/ /g' | ${SEDBINARY} 's/  / /g' | ${SEDBINARY} 's/ /:space:/g')
            if [ -z "${FIND}" ]; then
                LogText "Result: File has no configuration options defined (empty, or only filled with comments and empty lines)"
            else
                LogText "Result: found one or more configuration lines"
                for LINE in ${FIND}; do
                    LINE=$(echo ${LINE} | ${SEDBINARY} 's/:space:/ /g')
                    LogText "Found line: ${LINE}"
                done
            fi
        else
            LogText "Result: file /etc/pam.conf could not be found"
            Display --indent 2 --text "- PAM configuration file (pam.conf)" --result "${STATUS_NOT_FOUND}" --color WHITE
        fi
    fi
#
#################################################################################
#
    # Test        : AUTH-9266
    # Description : Searching available PAM configurations (/etc/pam.d)
    Register --test-no AUTH-9266 --weight L --network NO --category security --description "Checking presence pam.d files"
    if [ ${SKIPTEST} -eq 0 ]; then
        LogText "Test: Checking directory ${ROOTDIR}etc/pam.d"
        if [ -d ${ROOTDIR}etc/pam.d ]; then
            LogText "Result: directory /etc/pam.d exists"
            Display --indent 2 --text "- PAM configuration files (pam.d)" --result "${STATUS_FOUND}" --color GREEN
            LogText "Test: searching PAM configuration files"
            FIND=$(${FINDBINARY} -L ${ROOTDIR}etc/pam.d \! -name "*.pam-old" -type f -print | sort)
            for FILE in ${FIND}; do
                LogText "Found file: ${FILE}"
            done
        else
            LogText "Result: directory /etc/pam.d could not be found"
            Display --indent 2 --text "- PAM configuration files (pam.d)" --result "${STATUS_NOT_FOUND}" --color WHITE
        fi
    fi
#
#################################################################################
#
    # Test        : AUTH-9268
    # Description : Searching available PAM files
    # Notes       : PAM is used on AIX, FreeBSD, Linux, HPUX, NetBSD, Solaris
    OS_USES_PAM="AIX DragonFly FreeBSD Linux HPUX NetBSD Solaris"
    Register --test-no AUTH-9268 --os "${OS_USES_PAM}" --weight L --network NO --category security --description "Checking presence pam.d files"
    if [ ${SKIPTEST} -eq 0 ]; then
        FOUND=0
        LogText "Test: Searching pam modules"
        for DIR in ${PAM_FILE_LOCATIONS}; do
            LogText "Test: Checking ${DIR}"
            if [ -d ${DIR} -a ! -L ${DIR} ]; then
                LogText "Result: directory ${DIR} exists"
                # Search in the specified directory
                if [ "${OS}" = "AIX" -o "${OS}" = "Solaris" ]; then
                    # AIX/Solaris does not support -maxdepth
                    FIND=$(find ${DIR} -type f -name "pam_*.so" -print | sort)
                else
                    FIND=$(find ${DIR} -maxdepth 1 -type f -name "pam_*.so" -print | sort)
                fi
                if [ -n "${FIND}" ]; then FOUND=1; fi
                for FILE in ${FIND}; do
                    LogText "Found file: ${FILE}"
                    Report "pam_module[]=${FILE}"
                done
            else
                LogText "Result: directory ${DIR} could not be found or is a symlink to another directory"
            fi
        done
        # Check if we found at least one module
        if [ ${FOUND} -eq 0 ]; then
            Display --indent 2 --text "- PAM modules" --result "${STATUS_NOT_FOUND}" --color WHITE
            LogText "Result: no PAM modules found"
        else
            Display --indent 2 --text "- PAM modules" --result "${STATUS_FOUND}" --color GREEN
        fi
        unset DIR FILE FIND
    fi
#
#################################################################################
#
    # Test        : AUTH-9278
    # Description : Search LDAP support in PAM files
    Register --test-no AUTH-9278 --weight L --network NO --category security --description "Determine LDAP support in PAM files"
    if [ ${SKIPTEST} -eq 0 ]; then
        AUTH_FILES="${ROOTDIR}etc/pam.d/common-auth ${ROOTDIR}etc/pam.d/system-auth"
        for FILE in ${AUTH_FILES}; do
            LogText "Test: checking presence ${FILE}"
            if [ -f ${FILE} ]; then
                LogText "Result: file ${FILE} exists"
                LogText "Test: checking presence LDAP module"
                FIND=$(${GREPBINARY} "^auth.*ldap" ${FILE})
                if [ -n "${FIND}" ]; then
                    LogText "Result: LDAP module present"
                    LogText "Output: ${FIND}"
                    LDAP_AUTH_ENABLED=1
                    LDAP_PAM_ENABLED=1
                else
                    LogText "Result: LDAP module not found"
                fi
            else
                LogText "Result: file ${FILE} not found, skipping test"
            fi
        done

if [ ${LDAP_PAM_ENABLED} -eq 1 ]; then
            Display --indent 2 --text "- LDAP module in PAM" --result "${STATUS_FOUND}" --color GREEN
        else
            Display --indent 2 --text "- LDAP module in PAM" --result "${STATUS_NOT_FOUND}" --color WHITE
        fi
    fi
#
#################################################################################
#
    # Test        : AUTH-9282, AUTH-9283, and AUTH-9284
    # Note        : Every Linux based operating system seem to have different passwd
    #               options, so we have to check the version first.
    if [ "${OS}" = "Linux" ]; then
        if [ "${OS_REDHAT_OR_CLONE}" -eq 0 ]; then
            case ${LINUX_VERSION} in
                "SuSE")
                    PREQS_MET="YES"
                    FIND_P=$(passwd -a -S 2> /dev/null | ${AWKBINARY} '{ if ($2=="P" && $5=="99999") print $1 }')
                    FIND2=$(passwd -a -S 2> /dev/null | ${AWKBINARY} '{ if ($2=="NP") print $1 }')
                    FIND3=$(passwd -a -S 2> /dev/null | ${AWKBINARY} '{ if ($2=="L") print $1 }' | sort | uniq)
                    ;;
                *)
                    PREQS_MET="YES"
                    FIND_P=$(passwd --all --status 2> /dev/null | ${AWKBINARY} '{ if ($2=="P" && $5=="99999") print $1 }')
                    FIND2=$(passwd --all --status 2> /dev/null | ${AWKBINARY} '{ if ($2=="NP") print $1 }')
                    FIND3=$(passwd --all --status 2> /dev/null | ${AWKBINARY} '{ if ($2=="L") print $1 }' | sort | uniq)
                    ;;
            esac
        elif [ "${OS_REDHAT_OR_CLONE}" -eq 1 ]; then
            PREQS_MET="YES"
            FIND_P=$(for I in $(${AWKBINARY} -F: '{print $1}' "${ROOTDIR}etc/passwd") ; do passwd -S "$I" | ${AWKBINARY} '{ if ($2=="PS" && $5=="99999") print $1 }' ; done)
            FIND2=$(for I in $(${AWKBINARY} -F: '{print $1}' "${ROOTDIR}etc/passwd") ; do passwd -S "$I" | ${AWKBINARY} '{ if ($2=="NP") print $1 }' ; done)
            FIND3=$(for I in $(${AWKBINARY} -F: '{print $1}' "${ROOTDIR}etc/passwd") ; do passwd -S "$I" | ${AWKBINARY} '{ if ($2=="L" || $2=="LK") print $1 }' | sort | uniq ; done)
        else
            LogText "Result: skipping test for this Linux version"
            ReportManual "AUTH-9282:01"
            PREQS_MET="NO"
            FIND_P=""
            FIND2=""
            FIND3=""
        fi
    else
        PREQS_MET="NO"
    fi

# Test        : AUTH-9282
    # Description : Search password protected accounts without expire (Linux)
    Register --test-no AUTH-9282 --preqs-met ${PREQS_MET} --weight L --network NO --category security --description "Checking password protected account without expire date"
    if [ "${SKIPTEST}" -eq 0 ]; then
        LogText "Test: Checking Linux version and password expire date status"
        if [ -z "${FIND_P}" ]; then
            LogText "Result: all accounts seem to have an expire date"
            Display --indent 2 --text "- Accounts without expire date" --result "${STATUS_OK}" --color GREEN
        else
            LogText "Result: found one or more accounts without expire date set"
            for I in ${FIND_P}; do
                LogText "Account without expire date: ${I}"
            done
            Display --indent 2 --text "- Accounts without expire date" --result "${STATUS_SUGGESTION}" --color YELLOW
            ReportSuggestion "${TEST_NO}" "When possible set expire dates for all password protected accounts"
        fi
    fi

# Test        : AUTH-9283
    # Description : Search passwordless accounts
    # Notes       : requires FIND2 variable
    Register --test-no AUTH-9283 --preqs-met ${PREQS_MET} --weight L --network NO --category security --description "Checking accounts without password"
    if [ "${SKIPTEST}" -eq 0 ]; then
        LogText "Test: Checking passwordless accounts"
        if [ -z "${FIND2}" ]; then
            LogText "Result: all accounts seem to have a password"
            Display --indent 2 --text "- Accounts without password" --result "${STATUS_OK}" --color GREEN
        else
            LogText "Result: found one or more accounts without password"
            for I in ${FIND2}; do
                LogText "Account without password: ${I}"
                Report "account_without_password[]=${I}"
            done
            Display --indent 2 --text "- Accounts without password" --result "${STATUS_WARNING}" --color RED
            ReportWarning "${TEST_NO}" "Found accounts without password"
        fi
    fi

# Test        : AUTH-9284
    # Description : Check locked user accounts in /etc/passwd
    # Notes       : requires FIND3 variable
    Register --test-no AUTH-9284 --preqs-met ${PREQS_MET} --weight L --network NO --category security --description "Check locked user accounts in /etc/passwd"
    if [ "${SKIPTEST}" -eq 0 ]; then
        LogText "Test: Checking locked accounts"
        NON_SYSTEM_ACCOUNTS=$(${AWKBINARY} -F : '$3 > 999 && $3 != 65534 {print $1}' ${ROOTDIR}etc/passwd | ${SORTBINARY} | ${UNIQBINARY})
        LOCKED_NON_SYSTEM_ACCOUNTS=0
        for account in ${FIND3}; do
            if echo "${NON_SYSTEM_ACCOUNTS}" | ${GREPBINARY} -w "${account}" > /dev/null ; then
                LOCKED_NON_SYSTEM_ACCOUNTS=$((LOCKED_NON_SYSTEM_ACCOUNTS + 1))
            fi
        done
        if [ ${LOCKED_NON_SYSTEM_ACCOUNTS} -eq 0 ]; then
            LogText "Result: all accounts seem to be unlocked"
            Display --indent 2 --text "- Locked accounts" --result "${STATUS_OK}" --color GREEN
        else
            LogText "Result: found one or more locked accounts"
            for account in ${FIND3}; do
                if echo "${NON_SYSTEM_ACCOUNTS}" | ${GREPBINARY} -w "${account}" > /dev/null ; then
                    LogText "Locked account: ${account}"
                    Report "locked_account[]=${account}"
                fi
            done
            Display --indent 2 --text "- Locked accounts" --result "${STATUS_FOUND}" --color RED
            ReportSuggestion "${TEST_NO}" "Look at the locked accounts and consider removing them"
        fi
        unset account LOCKED_NON_SYSTEM_ACCOUNTS NON_SYSTEM_ACCOUNTS
    fi

unset FIND1 FIND2 FIND3
#
#################################################################################
#
    # Test        : AUTH-9286
    # Description : Check user password aging
    # Notes       : MIN = minimum age, avoid rotation of passwords too quickly
    #             : MAX = maximum age, ensure regular change of passwords
    PREQS_MET="NO"
    if [ -f ${ROOTDIR}etc/login.defs ]; then
        PREQS_MET="YES"
        # Future TODO: check if PAM overrule these settings
    fi
    Register --test-no AUTH-9286 --preqs-met ${PREQS_MET} --weight L --network NO --category security --description "Checking user password aging"
    if [ ${SKIPTEST} -eq 0 ]; then
        LogText "Test: Checking PASS_MIN_DAYS option in ${ROOTDIR}etc/login.defs"
        FIND=$(${GREPBINARY} "^PASS_MIN_DAYS" ${ROOTDIR}etc/login.defs | ${AWKBINARY} '{ if ($1=="PASS_MIN_DAYS") { print $2 } }')
        if [ -z "${FIND}" -o "${FIND}" = "0" ]; then
            LogText "Result: password minimum age is not configured"
            Display --indent 2 --text "- Checking user password aging (minimum)" --result "${STATUS_DISABLED}" --color YELLOW
            ReportSuggestion "${TEST_NO}" "Configure minimum password age in /etc/login.defs"
            AddHP 0 1
        else
            LogText "Result: password needs to be at least ${FIND} days old"
            PASSWORD_MINIMUM_DAYS=${FIND}
            Display --indent 2 --text "- User password aging (minimum)" --result CONFIGURED --color GREEN
            AddHP 3 3
        fi

LogText "Test: Checking PASS_MAX_DAYS option in ${ROOTDIR}etc/login.defs "
        FIND=$(${GREPBINARY} "^PASS_MAX_DAYS" ${ROOTDIR}etc/login.defs | ${AWKBINARY} '{ if ($1=="PASS_MAX_DAYS") { print $2 } }')
        if [ -z "${FIND}" -o "${FIND}" = "99999" ]; then
            LogText "Result: password aging limits are not configured"
            Display --indent 2 --text "- User password aging (maximum)" --result "${STATUS_DISABLED}" --color YELLOW
            ReportSuggestion "${TEST_NO}" "Configure maximum password age in /etc/login.defs"
            AddHP 0 1
        else
            LogText "Result: max password age is ${FIND} days"
            PASSWORD_MAXIMUM_DAYS=${FIND}
            Display --indent 2 --text "- User password aging (maximum)" --result CONFIGURED --color GREEN
            AddHP 3 3
        fi
    fi
#
#################################################################################
#
    # Test        : AUTH-9288
    # Description : Determine which accounts have an expired password
    # Notes       : This test might not work (yet) on all platforms
    if [ -f ${ROOTDIR}etc/shadow ]; then PREQS_MET="YES"; else PREQS_MET="NO"; fi
    Register --test-no AUTH-9288 --preqs-met ${PREQS_MET} --weight L --network NO --root-only YES --category security --description "Checking for expired passwords"
    if [ ${SKIPTEST} -eq 0 ]; then
        if FileIsReadable ${ROOTDIR}etc/shadow; then

if [ "${OS}" = "Solaris" ]; then
                NOW=$(nawk 'BEGIN{print srand()}')
            else
                NOW=$(date "+%s")
            fi

DAYS_SINCE_EPOCH=$((NOW / 86400))
            LogText "Data: Days since epoch is ${DAYS_SINCE_EPOCH}"
            LogText "Test: collecting accounts which have an expired password (last day changed + maximum change time)"
            # Skip fields with a !, *, or x, or !* (field $3 is last changed, $5 is maximum changed)
            FIND=$(${EGREPBINARY} -v ":[\!\*x]([\*\!])?:" /etc/shadow | ${AWKBINARY} -v today=${DAYS_SINCE_EPOCH} -F: '{ if (($5!="") && (today>$3+$5)) { print $1 }}')
            if [ -n "${FIND}" ]; then
                for ACCOUNT in ${FIND}; do
                    LogText "Result: password of user ${ACCOUNT} has been expired"
                    Report "account_password_expired[]=${ACCOUNT}"
                done
                AddHP 0 10
                Display --indent 2 --text "- Checking expired passwords" --result "${STATUS_FOUND}" --color RED
                ReportSuggestion "${TEST_NO}" "Delete accounts which are no longer used"
            else
                LogText "Result: good, no passwords have been expired"
                Display --indent 2 --text "- Checking expired passwords" --result "${STATUS_OK}" --color GREEN
                AddHP 10 10
            fi
        else
            Display --indent 2 --text "- Checking expired passwords" --result "${STATUS_SKIPPED}" --color YELLOW
        fi
    fi
#
#################################################################################
#
    # Test        : AUTH-9304
    # Description : Check if single user mode login is properly configured in Solaris
    # Notes       : sulogin should be called from svm script (Solaris <10) in /etc/rcS.d
    Register --test-no AUTH-9304 --os Solaris --weight L --network NO --category security --description "Check single user login configuration"
    if [ ${SKIPTEST} -eq 0 ]; then
        # Check if file exists (Solaris 10 does not have this file by default)
        if [ -f ${ROOTDIR}etc/default/sulogin ]; then
            LogText "Result: file ${ROOTDIR}etc/default/sulogin exists"
            LogText "Test: checking presence PASSREQ=NO"
            FIND=$(${GREPBINARY} "^PASSREQ=NO" ${ROOTDIR}etc/default/sulogin)
            if [ -z "${FIND}" ]; then
                LogText "Result: option not present or configured to request a password at single user mode login"
                Display --indent 2 --text "- Checking Solaris /etc/default/sulogin file" --result "${STATUS_OK}" --color GREEN
                AddHP 1 1
            else
                LogText "Result: option present, no password needed at single user mode login"
                Display --indent 2 --text "- Checking Solaris /etc/default/sulogin file" --result "${STATUS_WARNING}" --color RED
                ReportWarning "${TEST_NO}" "No password needed for single user mode login"
                AddHP 0 1
            fi
        else
            LogText "Result: file /etc/default/sulogin does not exist"
        fi
    fi
#
#################################################################################
#
    # Test        : AUTH-9306
    # Description : Check if authentication is needed to boot the system
    # Notes       : :d_boot_authenticate: is a good option for production machines to
    #               avoid unauthorized booting of systems. Option :d_boot_authentication@:
    #               disabled a required login.
    Register --test-no AUTH-9306 --os HP-UX --weight L --network NO --category security --description "Check single boot authentication"
    if [ ${SKIPTEST} -eq 0 ]; then
        # Check if file exists
        LogText "Test: Searching /tcb/files/auth/system/default"
        if [ -f ${ROOTDIR}tcb/files/auth/system/default ]; then
            LogText "Result: file ${ROOTDIR}tcb/files/auth/system/default exists"
            LogText "Test: checking presence :d_boot_authenticate@:"
            FIND=$(${GREPBINARY} "^:d_boot_authenticate@" /tcb/files/auth/system/default)
            if [ -z "${FIND}" ]; then
                LogText "Result: option not set, password is needed at boot"
                Display --indent 2 --text "- Checking HP-UX boot authentication" --result "${STATUS_OK}" --color GREEN
                AddHP 1 1
            else
                LogText "Result: option present, no password needed at single user mode login"
                Display --indent 2 --text "- Checking HP-UX boot authentication" --result "${STATUS_SUGGESTION}" --color YELLOW
                ReportSuggestion "${TEST_NO}" "Set password for system boot"
                AddHP 0 1
            fi
        else
            LogText "Result: file ${ROOTDIR}tcb/files/auth/system/default does not exist"
        fi
    fi
#
#################################################################################
#
    # Test        : AUTH-9308
    # Description : Check single user mode login for Linux
    Register --test-no AUTH-9308 --os Linux --weight L --network NO --category security --description "Check single user login configuration"
    if [ ${SKIPTEST} -eq 0 ]; then
        FOUND=0
        TEST_PERFORMED=0

if [ ${HAS_SYSTEMD} -eq 0 ]; then
            # Check inittab
            LogText "Test: Searching ${ROOTDIR}etc/inittab"
            if [ -f ${ROOTDIR}etc/inittab ]; then
                TEST_PERFORMED=1
                LogText "Result: file ${ROOTDIR}etc/inittab exists"
                LogText "Test: checking presence sulogin for single user mode"
                FIND=$(${EGREPBINARY} "^[a-zA-Z0-9~]+:S:(respawn|wait):/sbin/sulogin" /etc/inittab)
                FIND2=$(${EGREPBINARY} "^su:S:(respawn|wait):/sbin/sulogin" /etc/inittab)
                if [ -n "${FIND}" -o -n "${FIND2}" ]; then
                    FOUND=1
                    LogText "Result: found sulogin, so single user is protected"
                fi
            else
                LogText "Result: file ${ROOTDIR}etc/inittab does not exist"
            fi

# Check init
            LogText "Test: Searching ${ROOTDIR}etc/sysconfig/init"
            if [ -f ${ROOTDIR}etc/sysconfig/init ]; then
                TEST_PERFORMED=1
                LogText "Result: file ${ROOTDIR}etc/sysconfig/init exists"
                LogText "Test: checking presence sulogin for single user mode"
                FIND=$(${GREPBINARY} "^SINGLE=/sbin/sulogin" ${ROOTDIR}etc/sysconfig/init)
                if [ -n "${FIND}" ]; then
                    FOUND=1
                    LogText "Result: found sulogin, so single user is protected"
                fi
            else
                LogText "Result: file ${ROOTDIR}etc/sysconfig/init does not exist"
            fi
        fi

# Systemd support
        SYSTEMD_DIRECTORY="/lib/systemd/system"
        if [ -d ${SYSTEMD_DIRECTORY} ]; then
            FILES="console-shell.service emergency.service rescue.service"
            LogText "Test: going to check several systemd targets now"
            for I in ${FILES}; do
                FILE="${SYSTEMD_DIRECTORY}/${I}"
                LogText "Test: checking if target ${I} is available (${FILE})"
                if [ -f ${FILE} ]; then
                    # Mark test as performed only when at least 1 target exists (e.g. Ubuntu 14.04 has limited systemd support)
                    TEST_PERFORMED=1
                    LogText "Result: found target ${I}"
                    FIND=$(${EGREPBINARY} "^ExecStart=" ${FILE} | ${GREPBINARY} "sulogin")
                    if [ "${FIND}" = "" ]; then
                        LogText "Result: did not find sulogin specified, possible risk of getting into single user mode without authentication"
                    else
                        LogText "Result: sulogin was found, which is a good measure to protect single user mode"
                        FOUND=1
                    fi
                else
                    LogText "Result: target ${I} not found"
                fi
            done
        fi

if [ ${TEST_PERFORMED} -eq 1 ]; then
            if [ ${FOUND} -eq 0 ]; then
                LogText "Result: option not set, no password needed at single user mode boot"
                Display --indent 2 --text "- Checking Linux single user mode authentication" --result "${STATUS_WARNING}" --color RED
                ReportWarning "${TEST_NO}" "No password set for single mode"
                ReportSuggestion "${TEST_NO}" "Set password for single user mode to minimize physical access attack surface"
                AddHP 0 2
            else
                LogText "Result: option set, password is needed at single user mode boot"
                Display --indent 2 --text "- Checking Linux single user mode authentication" --result "${STATUS_OK}" --color GREEN
                AddHP 2 2
            fi
        else
            LogText "Result: no tests performed"
        fi
    fi
#
#################################################################################
#
    # Test        : AUTH-9328
    # Description : Check default umask in common files
    # Notes:        This test should be moved later to shells section
    # /etc/login.defs
    # pam_umask
    Register --test-no AUTH-9328 --weight L --network NO --category security --description "Default umask values"
    if [ ${SKIPTEST} -eq 0 ]; then
        Display --indent 2 --text "- Determining default umask"
        GOOD_UMASK=0
        WEAK_UMASK=0

# /etc/profile.d
        LogText "Test: Checking ${ROOTDIR}etc/profile.d directory"
        if [ -d ${ROOTDIR}etc/profile.d ]; then
            FOUND=0
            FIND=$(ls ${ROOTDIR}etc/profile.d/* 2> /dev/null)
            if [ -n "${FIND}" ]; then
                LogText "Result: found /etc/profile.d, with one or more files in it"
                for FILE in ${FIND}; do
                    HAS_MASK=$(${GREPBINARY} umask ${FILE} 2> /dev/null | ${SEDBINARY} 's/^[ \t]*//' | ${GREPBINARY} -v "^#" | ${AWKBINARY} '{ print $2 }')
                    for MASK in ${HAS_MASK}; do
                        if [ "${MASK}" = "077" -o "${MASK}" = "027" -o "${MASK}" = "0077" -o "${MASK}" = "0027" ]; then
                            LogText "Result: found a strong umask '${MASK}' set in ${FILE}"
                            GOOD_UMASK=1
                        else
                            LogText "Result: found a weak umask '${MASK}' set in ${FILE}"
                            WEAK_UMASK=1
                        fi
                    done
                done
            else
                LogText "Result: found /etc/profile.d, but it does not contain any files"
            fi
        else
            LogText "Result: /etc/profile.d not found"
        fi

# Test /etc/profile (only if we didn't find a good umask in profile.d)
        LogText "Test: Checking /etc/profile"
        if [ -f /etc/profile -a ${GOOD_UMASK} -eq 0 ]; then
            LogText "Result: file /etc/profile exists"
            LogText "Test: Checking umask value in /etc/profile"
            FIND=$(${GREPBINARY} "umask" /etc/profile | ${SEDBINARY} 's/^[ \t]*//' | ${GREPBINARY} -v "^#" | ${AWKBINARY} '{ print $2 }')
            FIND2=$(${GREPBINARY} "umask" /etc/profile | ${SEDBINARY} 's/^[ \t]*//' | ${GREPBINARY} -v "^#" | ${AWKBINARY} '{ print $2 }' | wc -l)
            FOUND_UMASK=0
            if [ "${FIND2}" = "0" ]; then
                LogText "Result: did not find umask in /etc/profile"
            elif [ "${FIND2}" = "1" ]; then
                LogText "Result: found umask (prefixed with spaces)"
                FOUND_UMASK=1
                if [ ! "${FIND}" = "077" -a ! "${FIND}" = "027" -a ! "${FIND}" = "0077" -a ! "${FIND}" = "0027" ]; then
                    LogText "Result: found umask ${FIND}, which could be more strict"
                    WEAK_UMASK=1
                else
                    LogText "Result: found umask ${FIND}, which is fine"
                    GOOD_UMASK=1
                fi
              # Found more than 1 umask value in profile
            else
                LogText "Result: found multiple umask values configured in /etc/profile"
                FOUND_UMASK=1
                for I in ${FIND}; do
                    if [ ! "${I}" = "077" -a ! "${I}" = "027" -a ! "${I}" = "0077" -a ! "${I}" = "0027" ]; then
                        LogText "Result: umask ${I} could be more strict"
                        WEAK_UMASK=1
                        AddHP 1 2
                    else
                        LogText "Result: Found umask ${I}, which is fine"
                        AddHP 2 2
                    fi
                done
            fi

if [ ${FOUND_UMASK} -eq 1 ]; then
                if [ ${WEAK_UMASK} -eq 0 ]; then
                    Display --indent 4 --text "- umask (/etc/profile and /etc/profile.d)" --result "${STATUS_OK}" --color GREEN
                    AddHP 2 2
                elif [ ${GOOD_UMASK} -eq 1 -a ${WEAK_UMASK} -eq 1 ]; then
                    Display --indent 4 --text "- umask (/etc/profile and /etc/profile.d)" --result "${STATUS_SUGGESTION}" --color YELLOW
                    ReportSuggestion "${TEST_NO}" "Some umasks found could be more strict (e.g. 027)"
                    AddHP 1 2
                else
                    Display --indent 4 --text "- umask (/etc/profile and /etc/profile.d)" --result "${STATUS_SUGGESTION}" --color YELLOW
                    ReportSuggestion "${TEST_NO}" "Default umask in /etc/profile or /etc/profile.d/custom.sh could be more strict (e.g. 027)"
                    AddHP 0 2
                fi
              else
                # Some operating systems don't have a default umask defined in /etc/profile (Debian)
                LogText "Result: found no umask. Please check if this is correct"
                Display --indent 4 --text "- umask (/etc/profile)" --result "${STATUS_NOT_FOUND}" --color YELLOW
            fi
          else
            LogText "Result: file /etc/profile does not exist"
        fi

# /etc/passwd
        LogText "Test: Checking umask entries in /etc/passwd (pam_umask)"
        if [ -f /etc/passwd ]; then
            LogText "Result: file /etc/passwd exists"
            LogText "Test: Checking umask value in /etc/passwd"
            FIND=$(${GREPBINARY} "umask=" /etc/passwd)
            if [ "${FIND}" = "" ]; then
                ReportManual "AUTH-9328:03"
            fi
          else
            LogText "Result: file /etc/passwd does not exist"
        fi

# /etc/login.defs
        LogText "Test: Checking /etc/login.defs"
        if [ -f /etc/login.defs ]; then
            LogText "Result: file /etc/login.defs exists"
            LogText "Test: Checking umask value in /etc/login.defs"
            FIND=$(${GREPBINARY} "^UMASK" /etc/login.defs | ${AWKBINARY} '{ print $2 }')
            if [ "${FIND}" = "" ]; then
                LogText "Result: umask value is not configured (most likely it will have the default 022 value)"
                Display --indent 4 --text "- umask (/etc/login.defs)" --result "${STATUS_SUGGESTION}" --color YELLOW
                ReportSuggestion "${TEST_NO}" "Default umask in /etc/login.defs could not be found and defaults usually to 022, which could be more strict like 027"
                AddHP 1 2
            elif [ "${FIND}" = "077" -o "${FIND}" = "027" -o "${FIND}" = "0077" -o "${FIND}" = "0027" ]; then
                LogText "Result: umask is ${FIND}, which is fine"
                Display --indent 4 --text "- umask (/etc/login.defs)" --result "${STATUS_OK}" --color GREEN
                AddHP 2 2
            else
                LogText "Result: found umask ${FIND}, which could be improved"
                Display --indent 4 --text "- umask (/etc/login.defs)" --result "${STATUS_SUGGESTION}" --color YELLOW
                ReportSuggestion "${TEST_NO}" "Default umask in /etc/login.defs could be more strict like 027"
                AddHP 0 2
            fi
        else
            LogText "Result: file /etc/login.defs does not exist"
        fi

# Red Hat /etc/init.d/functions
        LogText "Test: Checking /etc/init.d/functions"
        if [ -f /etc/init.d/functions ]; then
            LogText "Result: file /etc/init.d/functions exists"
            LogText "Test: Checking umask value in /etc/init.d/functions"
            FIND=$(${GREPBINARY} "^umask" /etc/init.d/functions | ${AWKBINARY} '{ print $2 }')
            if [ "${FIND}" = "" ]; then
                LogText "Result: umask is not configured"
                Display --indent 4 --text "- umask (/etc/init.d/functions)" --result "${STATUS_NONE}" --color WHITE
            elif [ "${FIND}" = "077" -o "${FIND}" = "027" -o "${FIND}" = "0077" -o "${FIND}" = "0027" ]; then
                LogText "Result: umask is ${FIND}, which is fine"
                Display --indent 4 --text "- umask (/etc/init.d/functions)" --result "${STATUS_OK}" --color GREEN
                AddHP 2 2
            else
                LogText "Result: found umask ${FIND}, which could be improved"
                Display --indent 4 --text "- umask (/etc/init.d/functions)" --result "${STATUS_SUGGESTION}" --color YELLOW
                AddHP 0 2
            fi
        else
            LogText "Result: file /etc/init.d/functions does not exist"
        fi

# /etc/init.d/rc
        LogText "Test: Checking /etc/init.d/rc"
        if [ -f /etc/init.d/rc ]; then
            LogText "Result: file /etc/init.d/rc exists"
            LogText "Test: Checking UMASK value in /etc/init.d/rc"
            FIND=$(${GREPBINARY} -i "^UMASK" /etc/init.d/rc | ${AWKBINARY} '{ print $2 }')
            if [ "${FIND}" = "" ]; then
                LogText "Result: UMASK value is not configured (most likely it will have the default 022 value)"
                Display --indent 4 --text "- Checking umask (/etc/init.d/rc)" --result "${STATUS_SUGGESTION}" --color YELLOW
                ReportSuggestion "${TEST_NO}" "Default umask in /etc/init.d/rc could not be found and defaults usually to 022, which could be more strict like 027"
                AddHP 1 2
            elif [ "${FIND}" = "077" -o "${FIND}" = "027" -o "${FIND}" = "0077" -o "${FIND}" = "0027" ]; then
                LogText "Result: umask is ${FIND}, which is fine"
                Display --indent 4 --text "- umask (/etc/init.d/rc)" --result "${STATUS_OK}" --color GREEN
                AddHP 2 2
            else
                LogText "Result: found umask ${FIND}, which could be improved"
                Display --indent 4 --text "- umask (/etc/init.d/rc)" --result "${STATUS_SUGGESTION}" --color YELLOW
                ReportSuggestion "${TEST_NO}" "Default umask in /etc/init.d/rc could be more strict like 027"
                AddHP 0 2
            fi
          else
            LogText "Result: file /etc/init.d/rc does not exist"
        fi

# FreeBSD
        if [ -f /etc/login.conf ]; then
            FOUND=0
            WEAK_UMASK=0
            LogText "Result: file /etc/login.conf exists"
            FIND=$(${GREPBINARY} "umask" /etc/login.conf | ${SEDBINARY} 's/#.*//' | ${SEDBINARY} -E 's/^[[:cntrl:]]//' | ${GREPBINARY} -v '^$' | ${AWKBINARY} -F: '{ print $2}' | ${AWKBINARY} -F= '{ if ($1=="umask") { print $2 }}')
            if [ ! "${FIND}" = "" ]; then
                for UMASK_VALUE in ${FIND}; do
                    case ${UMASK_VALUE} in
                        027|0027|077|0077)
                            LogText "Result: found umask value ${UMASK_VALUE}, which is fine"
                            AddHP 2 2
                            FOUND=1
                        ;;
                        *)
                            AddHP 0 2
                            FOUND=1
                            WEAK_UMASK=1
                            LogText "Result: found umask value ${UMASK_VALUE}, which can be more strict"
                        ;;
                    esac
                done
            fi
            if [ ${FOUND} -eq 1 ]; then
                if [ ${WEAK_UMASK} -eq 0 ]; then
                    Display --indent 4 --text "- umask (/etc/login.conf)" --result "${STATUS_OK}" --color GREEN
                else
                    Display --indent 4 --text "- umask (/etc/login.conf)" --result "${STATUS_WEAK}" --color YELLOW
                    ReportSuggestion "${TEST_NO}" "Umask in /etc/login.conf could be more strict like 027"
                fi
            else
                LogText "Result: no umask setting found in /etc/login.conf, which is unexpected"
                Display --indent 4 --text "- umask (/etc/login.conf)" --result "${STATUS_NONE}" --color YELLOW
            fi
        fi

# /etc/init.d/rcS
        LogText "Test: Checking /etc/init.d/rcS"
        if [ -f /etc/init.d/rcS ]; then
            LogText "Result: file /etc/init.d/rcS exists"
            LogText "Test: Checking if script runs another script."
            FIND=$(${GREPBINARY} -i "^exec " /etc/init.d/rcS | ${AWKBINARY} '{ print $2 }')
            if [ "${FIND}" = "" ]; then
                FIND2=$(${GREPBINARY} -i "^UMASK" /etc/init.d/rcS | ${AWKBINARY} '{ print $2 }')
                if [ "${FIND2}" = "" ]; then
                    LogText "Result: UMASK value is not configured (most likely it will have the default 022 value)"
                    Display --indent 4 --text "- Checking umask (/etc/init.d/rcS)" --result "${STATUS_SUGGESTION}" --color YELLOW
                    ReportSuggestion "${TEST_NO}" "Default umask in /etc/init.d/rcS could not be found and defaults usually to 022, which could be more strict like 027"
                    AddHP 1 2
                elif [ "${FIND2}" = "077" -o "${FIND2}" = "027" ]; then
                    LogText "Result: umask is ${FIND2}, which is fine"
                    Display --indent 4 --text "- umask (/etc/init.d/rcS)" --result "${STATUS_OK}" --color GREEN
                    AddHP 2 2
                else
                    LogText "Result: found umask ${FIND2}, which could be improved"
                    Display --indent 4 --text "- umask (/etc/init.d/rcS)" --result "${STATUS_SUGGESTION}" --color YELLOW
                    ReportSuggestion "${TEST_NO}" "Default umask in /etc/init.d/rcS could be more strict like 027"
                    AddHP 0 2
                fi
            else
                # Improve check
                LogText "Result: exec line present in file, setting of umask not needed in this script"
                LogText "Output: ${FIND}"
            fi
          else
            LogText "Result: file /etc/init.d/rcS does not exist"
        fi

fi
#
#################################################################################
#
    # Test        : AUTH-9340
    # Description : Solaris account locking
    Register --test-no AUTH-9340 --os Solaris --weight L --network NO --category security --description "Solaris account locking"
    if [ ${SKIPTEST} -eq 0 ]; then
        FOUND=0
        if [ -f ${ROOTDIR}etc/security/policy.conf ]; then
            LogText "Result: found ${ROOTDIR}etc/security/policy.conf"
            FIND=$(${GREPBINARY} "^LOCK_AFTER_RETRIES" /etc/security/policy.conf)
            if [ ! "${FIND}" = "" ]; then
                FOUND=1
                LogText "Result: account locking option set"
                LogText "Output: ${FIND}"
                AddHP 2 2
            else
                LogText "Result: option LOCK_AFTER_RETRIES not set"
                AddHP 1 2
            fi
        else
            LogText "Result: ${ROOTDIR}etc/security/policy.conf does not exist"
        fi
        # If policy.conf does not exist, we most likely deal with a Solaris version below 10
        # and we proceed with checking the softer option RETRIES in /etc/default/login
        # which does not lock account, but discourages brute force password attacks.
        if [ ${FOUND} -eq 0 ]; then
            LogText "Test: checking ${ROOTDIR}etc/default/login"
            if [ -f ${ROOTDIR}etc/default/login ]; then
                LogText "Result: file ${ROOTDIR}etc/default/login exists"
                FIND=$(${GREPBINARY} "^RETRIES" ${ROOTDIR}etc/default/login)
                if [ -n "${FIND}" ]; then
                    FOUND=1
                    LogText "Result: retries option configured"
                    LogText "Output: ${FIND}"
                    AddHP 2 2
                else
                    LogText "Result: retries option not configured"
                    AddHP 1 2
                fi
            else
                LogText "Result: file ${ROOTDIR}etc/default/login does not exist"
            fi
        fi
        if [ ${FOUND} -eq 1 ]; then
            Display --indent 2 --text "- Checking account locking" --result "${STATUS_ENABLED}" --color GREEN
        else
            Display --indent 2 --text "- Checking account locking" --result "${STATUS_NOT_ENABLED}" --color YELLOW
        fi
    fi
#
#################################################################################
#
    # Test        : AUTH-9402
    # Description : Query LDAP authentication support
    Register --test-no AUTH-9402 --weight L --network NO --category security --description "Query LDAP authentication support"
    if [ ${SKIPTEST} -eq 0 ]; then
        if [ -f ${ROOTDIR}etc/nsswitch.conf ]; then
            FIND=$(${EGREPBINARY} "^passwd" ${ROOTDIR}etc/nsswitch.conf | ${GREPBINARY} "ldap")
            if [ "${FIND}" = "" ]; then
                LogText "Result: LDAP authentication not enabled"
                Display --indent 2 --text "- LDAP authentication support" --result "${STATUS_NOT_ENABLED}" --color WHITE
            else
                LogText "Result: LDAP authentication enabled"
                Display --indent 2 --text "- LDAP authentication support" --result "${STATUS_ENABLED}" --color GREEN
                LDAP_AUTH_ENABLED=1
            fi
        else
            LogText "Result: /etc/nsswitch.conf not found"
        fi
    fi
#
#################################################################################
#
    # Test        : AUTH-9406
    # Description : Check LDAP servers in client configuration
    if [ ${LDAP_AUTH_ENABLED} -eq 1 ]; then PREQS_MET="YES"; else PREQS_MET="NO"; fi
    Register --test-no AUTH-9406 --preqs-met ${PREQS_MET} --weight L --network NO --category security --description "Query LDAP servers in client configuration"
    if [ ${SKIPTEST} -eq 0 ]; then
        LogText "Test: checking ldap.conf options"
        for FILE in ${LDAP_CONF_LOCATIONS}; do
            LogText "Test: checking ${FILE}"
            if [ -f ${FILE} ]; then
                LogText "Result: file ${FILE} exists, LDAP being used"
                LDAP_CLIENT_CONFIG_FILE="${FILE}"
                LogText "Test: checking LDAP servers in file ${FILE}"
                FIND=$(${EGREPBINARY} "^host " ${FILE} | ${AWKBINARY} '{ print $2 }')
                for SERVER in ${FIND}; do
                    Display --indent 6 --text "LDAP server: ${SERVER}"
                    LogText "Result: found LDAP server ${SERVER}"
                    Report "ldap_server[]=${SERVER}"
                done
            else
                LogText "Result: ${FILE} does NOT exist"
            fi
        done
        unset FILE FIND SERVER
    fi
#
#################################################################################
#
    # Test        : AUTH-9408
    # Description : Logging of failed login attempts
    Register --test-no AUTH-9408 --weight L --network NO --category security --description "Logging of failed login attempts"
    if [ ${SKIPTEST} -eq 0 ]; then
        if [ -f "${ROOTDIR}etc/pam.conf" -o -d "${ROOTDIR}etc/pam.d" ]; then
            FOUND_PAM_TALLY2=0
            FOUND_TALLYLOG=0
            FOUND_PAM_FAILLOCK=0
            FOUND_FAILLOCKDIR=0
            if [ -d "${ROOTDIR}var/run/faillock" ]; then
                FOUND_FAILLOCKDIR=1
                LogText "Result: found ${ROOTDIR}var/run/faillock directory"
            elif [ -s "${ROOTDIR}var/log/tallylog" ]; then
                FOUND_TALLYLOG=1
                LogText "Result: found ${ROOTDIR}var/log/tallylog with a size bigger than zero"
            else
                LogText "Result: did not find ${ROOTDIR}var/run/faillock directory or ${ROOTDIR}var/log/tallylog file on disk or its file size is zero bytes"
            fi
            # Determine if pam_faillock is available
            for D in $(GetReportData --key "pam_module\\\[\\\]"); do
                if ContainsString "pam_faillock" "${D}"; then
                    LogText "Result: found pam_faillock module on disk"
                    FOUND_PAM_FAILLOCK=1
                fi
            done
            if [ ${FOUND_PAM_FAILLOCK} -eq 0 ]; then
                # Determine if pam_tally2 is available
                for D in $(GetReportData --key "pam_module\\\[\\\]"); do
                    if ContainsString "pam_tally2" "${D}"; then
                        LogText "Result: found pam_tally2 module on disk"
                        FOUND_PAM_TALLY2=1
                    fi
                done
            fi
            if [ ${FOUND_PAM_FAILLOCK} -eq 1 -a ${FOUND_FAILLOCKDIR} -eq 1 ]; then
                LogText "Outcome: authentication failures are logged using pam_faillock"
                AUTH_FAILED_LOGINS_LOGGED=1
                Report "auth_failed_logins_tooling[]=pam_faillock"
            elif [ ${FOUND_PAM_TALLY2} -eq 1 -a ${FOUND_TALLYLOG} -eq 1 ]; then
                LogText "Outcome: authentication failures are logged using pam_tally2"
                AUTH_FAILED_LOGINS_LOGGED=1
                Report "auth_failed_logins_tooling[]=pam_tally2"
            else
                LogText "Outcome: it looks like pam_faillock or pam_tally2 is not configured to log failed login attempts"
            fi

unset FOUND_PAM_TALLY2 FOUND_TALLYLOG FOUND_PAM_FAILLOCK FOUND_FAILLOCKDIR
        fi
        # Also check /etc/logins.defs, although its usage decreased over the years
        if [ -f ${ROOTDIR}etc/login.defs ]; then
            LogText "Test: Checking FAILLOG_ENAB option in ${ROOTDIR}etc/login.defs "
            FIND=$(${GREPBINARY} "^FAILLOG_ENAB" ${ROOTDIR}etc/login.defs | ${AWKBINARY} '{ if ($1=="FAILLOG_ENAB") { print $2 } }')
            # Search for enabled status (yes), otherwise consider it to be disabled (e.g. empty, or other value)
            if [ "${FIND}" = "yes" ]; then
                AUTH_FAILED_LOGINS_LOGGED=1
                Report "auth_failed_logins_tooling[]=/etc/login.defs"
                LogText "Result: FAILLOG_ENAB is set to 'yes'"
                LogText "Outcome: failed login attempts are logged in ${ROOTDIR}var/log/faillog"
                Display --indent 2 --text "- Logging failed login attempts" --result "${STATUS_ENABLED}" --color GREEN
            else
                LogText "Result: failed login attempts may not logged"
                Display --indent 2 --text "- Logging failed login attempts" --result "${STATUS_DISABLED}" --color YELLOW
            fi
        fi

if [ ${AUTH_FAILED_LOGINS_LOGGED} -eq 1 ]; then
            AddHP 3 3
        else
            AddHP 0 1
            #ReportSuggestion "${TEST_NO}" "Configure failed login attempts to be logged using pam_tally2 or /etc/login.defs"
        fi
    fi
#
#################################################################################
#
    # Test        : AUTH-9409
    # Description : Check for doas file
    DOAS_FILE=""
    Register --test-no AUTH-9409 --os OpenBSD --weight L --network NO --category security --description "Checking /etc/doas.conf file"
    if [ ${SKIPTEST} -eq 0 ]; then
        FOUND=0
        LogText "Test: checking presence /etc/doas.conf"
        if [ -f /etc/doas.conf ]; then
        DOAS_FILE=/etc/doas.conf
            FOUND=1
            LogText "Result: file /etc/doas.conf found"
        else
            LogText "Result: file /etc/doas.conf not found"
        fi
        if [ ${FOUND} -eq 1 ]; then
            LogText "Result: /etc/doas.conf file found"
            Display --indent 2 --text "- doas file" --result "${STATUS_FOUND}" --color GREEN
        else
            LogText "Result: doas file NOT found"
            Display --indent 2 --text "- doas file" --result "${STATUS_NOT_FOUND}" --color YELLOW
        fi
    fi
#
#################################################################################
#
    # Test        : AUTH-9410
    # Description : Check for doas file permissions
    if [ -n "${DOAS_FILE}" ]; then PREQS_MET="YES"; else PREQS_MET="NO"; fi
    Register --test-no AUTH-9410 --os OpenBSD --preqs-met ${PREQS_MET} --weight L --network NO --category security --description "Check /etc/doas.conf file permissions"
    if [ ${SKIPTEST} -eq 0 ]; then
        LogText "Test: checking /etc/doas.conf permissions"
        FIND=$(ls -l ${DOAS_FILE} | ${CUTBINARY} -c 2-10)
        LogText "Result: Found /etc/doas.conf file permissions: ${FIND}"
        case "${FIND}" in
            r[w-]-[r-][w-]---- )
                LogText "Result: file /etc/doas.conf has correct permissions"
                Display --indent 4 --text "- Check doas file permissions" --result "${STATUS_OK}" --color GREEN
                ;;
            * )
                LogText "Result: file has possibly unsafe file permissions"
                Display --indent 4 --text "- Check doas file permissions" --result "${STATUS_WARNING}" --color RED
                ;;
        esac
    fi
#
#################################################################################
#

Report "auth_failed_logins_logged=${AUTH_FAILED_LOGINS_LOGGED}"
Report "ldap_auth_enabled=${LDAP_AUTH_ENABLED}"
Report "ldap_pam_enabled=${LDAP_PAM_ENABLED}"
if [ -n "${LDAP_CLIENT_CONFIG_FILE}" ]; then Report "ldap_config_file=${LDAP_CLIENT_CONFIG_FILE}"; fi
Report "password_min_days=${PASSWORD_MINIMUM_DAYS}"
Report "password_max_days=${PASSWORD_MAXIMUM_DAYS}"

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#
#================================================================================
# Lynis - Security Auditing and System Hardening for Linux and UNIX - https://cisofy.com

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Code Editor : tests_authentication