Files
debian-cis/bin/hardening/sudo_re_authenticate.sh
damien cavagnini 37b4f5982e 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
2025-08-12 11:46:14 +02:00

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#!/bin/bash
# run-shellcheck
#
# CIS Debian Hardening
#
#
# Ensure re-authentication for privilege escalation is not disabled globally (Manual)
#
set -e # One error, it's over
set -u # One variable unset, it's over
# shellcheck disable=2034
HARDENING_LEVEL=3
# shellcheck disable=2034
DESCRIPTION="Ensure re-authentication for privilege escalation is not disabled globally"
PARAM="!authenticate"
# This function will be called if the script status is on enabled / audit mode
# shellcheck disable=2120
audit() {
SUDO_PARAM_IS_VALID=0
local sudo_files
sudo_files="/etc/sudoers $(find /etc/sudoers.d -type f ! -name README | paste -s)"
for file in $sudo_files; do
if $SUDO_CMD grep "$PARAM" "$file"; then
crit "$PARAM present in $file"
SUDO_PARAM_IS_VALID=1
fi
done
if [ "$SUDO_PARAM_IS_VALID" -ne 0 ]; then
ok "'$PARAM' is absent from sudo files"
fi
}
# This function will be called if the script status is on enabled mode
apply() {
if [ "$SUDO_PARAM_IS_VALID" -ne 0 ]; then
# CIS recommends to manage it in an Automated way.
# This can easily break the sudoers file, better review it manually
info "Please review your sudo rules, and remove '!authenticate' from them"
fi
}
# This function will check config parameters required
check_config() {
:
}
# Source Root Dir Parameter
if [ -r /etc/default/cis-hardening ]; then
# shellcheck source=../../debian/default
. /etc/default/cis-hardening
fi
if [ -z "$CIS_LIB_DIR" ]; then
echo "There is no /etc/default/cis-hardening file nor cis-hardening directory in current environment."
echo "Cannot source CIS_LIB_DIR variable, aborting."
exit 128
fi
# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
if [ -r "${CIS_LIB_DIR}"/main.sh ]; then
# shellcheck source=../../lib/main.sh
. "${CIS_LIB_DIR}"/main.sh
else
echo "Cannot find main.sh, have you correctly defined your root directory? Current value is $CIS_LIB_DIR in /etc/default/cis-hardening"
exit 128
fi