debian-cis/bin/hardening/6.2.15_find_passwd_group_inconsistencies.sh
Thibault Ayanides c17d04ecc2 IMP(shellcheck): comply with shellcheck rules
I added shellcheck prefixes to fix:
 * SC1091 (following sourced files)
 * SC2034 (unused variables)
2020-11-27 09:18:00 +01:00

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#!/bin/bash
# run-shellcheck
#
# CIS Debian Hardening
#
#
# 6.2.15 Ensure all groups in /etc/passwd exist in /etc/group (Scored)
#
set -e # One error, it's over
set -u # One variable unset, it's over
# shellcheck disable=2034
HARDENING_LEVEL=2
# shellcheck disable=2034
DESCRIPTION="There is no group in /etc/passwd that is not in /etc/group."
ERRORS=0
# This function will be called if the script status is on enabled / audit mode
audit () {
for GROUP in $(cut -s -d: -f4 /etc/passwd | sort -u ); do
debug "Working on group $GROUP"
if ! grep -q -P "^.*?:[^:]*:$GROUP:" /etc/group; then
crit "Group $GROUP is referenced by /etc/passwd but does not exist in /etc/group"
ERRORS=$((ERRORS+1))
fi
done
if [ $ERRORS = 0 ]; then
ok "passwd and group Groups are consistent"
fi
}
# This function will be called if the script status is on enabled mode
apply () {
info "Solving passwd and group consistency automatically may seriously harm your system, report only here"
}
# This function will check config parameters required
check_config() {
:
}
# Source Root Dir Parameter
if [ -r /etc/default/cis-hardening ]; then
# shellcheck source=../../debian/default
. /etc/default/cis-hardening
fi
if [ -z "$CIS_ROOT_DIR" ]; then
echo "There is no /etc/default/cis-hardening file nor cis-hardening directory in current environment."
echo "Cannot source CIS_ROOT_DIR variable, aborting."
exit 128
fi
# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
if [ -r $CIS_ROOT_DIR/lib/main.sh ]; then
# shellcheck source=../../lib/main.sh
. $CIS_ROOT_DIR/lib/main.sh
else
echo "Cannot find main.sh, have you correctly defined your root directory? Current value is $CIS_ROOT_DIR in /etc/default/cis-hardening"
exit 128
fi