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Commit 65edce9

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author
damien cavagnini
committed
feat: add debian12 scripts
- sudo_re_authenticate.sh -> 5.2.5 - pam_pwhistory_enabled.sh -> 5.3.2.4 - pam_faillock_enabled.sh -> 5.3.2.2 This is an updated version of enable_lockout_failed_password.sh (renamed) - pam_unix_enabled.sh -> 5.3.2.1 - password_failed_lockout.sh -> 5.3.3.1.1 - password_unlock_time.sh -> 5.3.3.1.2 - password_root_unlock.sh -> 5.3.3.1.3
1 parent 06067b0 commit 65edce9

17 files changed

+814
-116
lines changed

‎bin/hardening/enable_lockout_failed_password.sh

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This file was deleted.

‎bin/hardening/pam_faillock_enabled.sh

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#!/bin/bash
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# run-shellcheck
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#
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# CIS Debian Hardening
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#
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#
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# Ensure pam_faillock module is enabled (Automated)
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#
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set -e # One error, it's over
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set -u # One variable unset, it's over
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# shellcheck disable=2034
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HARDENING_LEVEL=3
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# shellcheck disable=2034
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DESCRIPTION="Ensure pam_faillock module is enabled"
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PAM_FILES="/etc/pam.d/common-auth /etc/pam.d/common-account"
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PAM_PATTERN="^[^#].*pam_faillock.so"
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# This function will be called if the script status is on enabled / audit mode
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audit() {
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PAM_VALID=0
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for PAM_FILE in $PAM_FILES; do
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if grep "$PAM_PATTERN" "$PAM_FILE" >/dev/null 2>&1; then
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info "pam_faillock found in $PAM_FILE"
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else
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crit "pam_faillock not found in $PAM_FILE"
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PAM_VALID=1
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fi
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done
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if [ "$PAM_VALID" -eq 0 ]; then
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ok "pam_faillock is enabled"
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fi
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}
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# This function will be called if the script status is on enabled mode
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apply() {
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if [ "$PAM_VALID" -ne 0 ]; then
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# check if already present in an pam-auth-update profile
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# if not
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# - add in a profile
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# then in all cases : pam-auth-update --enable {PROFILE_NAME}
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if ! grep "$PAM_PATTERN" /usr/share/pam-configs/*; then
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pam_update_profile="faillock faillock_notify"
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arr=('Name: Enable pam_faillock to deny access' 'Default: yes' 'Priority: 0' 'Auth-Type: Primary' 'Auth:' ' [default=die] pam_faillock.so authfail')
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printf '%s\n' "${arr[@]}" >/usr/share/pam-configs/failock
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arr=('Name: Notify of failed login attempts and reset count upon success' 'Default: yes' 'Priority: 1024' 'Auth-Type: Primary' 'Auth:' ' requisite pam_faillock.so preauth' 'Account-Type: Primary' 'Account:' ' required pam_faillock.so')
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printf '%s\n' "${arr[@]}" >/usr/share/pam-configs/faillock_notify
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else
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pam_update_profile="$(grep -l "$PAM_PATTERN" /usr/share/pam-configs/* | paste -s)"
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fi
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info "Applying 'pam-auth-update' to enable pam_faillock.so"
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for profile in $pam_update_profile; do
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DEBIAN_FRONTEND='noninteractive' pam-auth-update --force --enable "$profile"
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done
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fi
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}
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# This function will check config parameters required
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check_config() {
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:
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}
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# Source Root Dir Parameter
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if [ -r /etc/default/cis-hardening ]; then
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# shellcheck source=../../debian/default
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. /etc/default/cis-hardening
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fi
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if [ -z "$CIS_LIB_DIR" ]; then
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echo "There is no /etc/default/cis-hardening file nor cis-hardening directory in current environment."
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echo "Cannot source CIS_LIB_DIR variable, aborting."
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exit 128
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fi
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# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
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if [ -r "${CIS_LIB_DIR}"/main.sh ]; then
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# shellcheck source=../../lib/main.sh
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. "${CIS_LIB_DIR}"/main.sh
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else
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echo "Cannot find main.sh, have you correctly defined your root directory? Current value is $CIS_LIB_DIR in /etc/default/cis-hardening"
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exit 128
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fi

‎bin/hardening/pam_pwhistory_enabled.sh

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#!/bin/bash
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# run-shellcheck
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#
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# CIS Debian Hardening
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#
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#
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# Ensure pam_pwhistory module is enabled (Automated)
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#
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set -e # One error, it's over
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set -u # One variable unset, it's over
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# shellcheck disable=2034
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HARDENING_LEVEL=3
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# shellcheck disable=2034
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DESCRIPTION="Ensure pam_pwhistory module is enabled "
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PAM_FILE="/etc/pam.d/common-password"
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PAM_PATTERN="^[^#].*pam_pwhistory.so"
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# This function will be called if the script status is on enabled / audit mode
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audit() {
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PAM_VALID=1
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if grep "$PAM_PATTERN" "$PAM_FILE" >/dev/null 2>&1; then
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ok "pam_pwhistory is enabled"
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PAM_VALID=0
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else
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crit "pam_pwhistory is not enabled"
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fi
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}
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# This function will be called if the script status is on enabled mode
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apply() {
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if [ "$PAM_VALID" -ne 0 ]; then
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# check if already present in an pam-auth-update profile
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# if not
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# - add in a profile
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# then in all cases : pam-auth-update --enable {PROFILE_NAME}
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if ! grep "$PAM_PATTERN" /usr/share/pam-configs/*; then
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pam_update_profile=pwhistory
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arr=('Name: pwhistory password history checking' 'Default: yes' 'Priority: 1024' 'Password-Type: Primary' 'Password:' ' requisite pam_pwhistory.so remember=24 enforce_for_root try_first_pass use_authtok')
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printf '%s\n' "${arr[@]}" >/usr/share/pam-configs/"$pam_update_profile"
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else
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pam_update_profile="$(grep -l "$PAM_PATTERN" /usr/share/pam-configs/* | head -n1)"
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fi
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info "Applying 'pam-auth-update' to enable pw_history.so"
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DEBIAN_FRONTEND='noninteractive' pam-auth-update --force --enable "$pam_update_profile"
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fi
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}
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# This function will check config parameters required
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check_config() {
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:
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}
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# Source Root Dir Parameter
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if [ -r /etc/default/cis-hardening ]; then
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# shellcheck source=../../debian/default
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. /etc/default/cis-hardening
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fi
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if [ -z "$CIS_LIB_DIR" ]; then
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echo "There is no /etc/default/cis-hardening file nor cis-hardening directory in current environment."
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echo "Cannot source CIS_LIB_DIR variable, aborting."
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exit 128
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fi
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# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
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if [ -r "${CIS_LIB_DIR}"/main.sh ]; then
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# shellcheck source=../../lib/main.sh
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. "${CIS_LIB_DIR}"/main.sh
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else
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echo "Cannot find main.sh, have you correctly defined your root directory? Current value is $CIS_LIB_DIR in /etc/default/cis-hardening"
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exit 128
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fi

‎bin/hardening/pam_unix_enabled.sh

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#!/bin/bash
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# run-shellcheck
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#
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# CIS Debian Hardening
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#
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#
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# Ensure pam_unix module is enabled (Automated)
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#
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set -e # One error, it's over
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set -u # One variable unset, it's over
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# shellcheck disable=2034
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HARDENING_LEVEL=3
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# shellcheck disable=2034
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DESCRIPTION="Ensure pam_unix module is enabled"
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PAM_FILES="/etc/pam.d/common-auth /etc/pam.d/common-account /etc/pam.d/common-session /etc/pam.d/common-password"
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PAM_PATTERN="^[^#].*pam_unix.so"
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# This function will be called if the script status is on enabled / audit mode
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audit() {
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PAM_VALID=0
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for PAM_FILE in $PAM_FILES; do
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if grep "$PAM_PATTERN" "$PAM_FILE" >/dev/null 2>&1; then
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info "pam_unix found in $PAM_FILE"
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else
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crit "pam_unix not found in $PAM_FILE"
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PAM_VALID=1
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fi
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done
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if [ "$PAM_VALID" -eq 0 ]; then
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ok "pam_unix is enabled"
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fi
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}
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# This function will be called if the script status is on enabled mode
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apply() {
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if [ "$PAM_VALID" -ne 0 ]; then
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info "Applying 'pam-auth-update' to enable pam_unix.so"
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DEBIAN_FRONTEND='noninteractive' pam-auth-update --force --enable unix
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fi
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}
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# This function will check config parameters required
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check_config() {
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:
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}
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# Source Root Dir Parameter
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if [ -r /etc/default/cis-hardening ]; then
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# shellcheck source=../../debian/default
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. /etc/default/cis-hardening
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fi
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if [ -z "$CIS_LIB_DIR" ]; then
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echo "There is no /etc/default/cis-hardening file nor cis-hardening directory in current environment."
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echo "Cannot source CIS_LIB_DIR variable, aborting."
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exit 128
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fi
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# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
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if [ -r "${CIS_LIB_DIR}"/main.sh ]; then
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# shellcheck source=../../lib/main.sh
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. "${CIS_LIB_DIR}"/main.sh
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else
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echo "Cannot find main.sh, have you correctly defined your root directory? Current value is $CIS_LIB_DIR in /etc/default/cis-hardening"
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exit 128
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fi

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