debian-cis/bin/hardening/5.4.3_default_root_group.sh
2020-12-04 14:08:01 +01:00

66 lines
1.7 KiB
Bash
Executable File

#!/bin/bash
# run-shellcheck
#
# CIS Debian Hardening
#
#
# 5.4.3 Ensure default group for the root account is GID 0 (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="Set default group for root account to 0."
USER='root'
EXPECTED_GID='0'
# This function will be called if the script status is on enabled / audit mode
audit() {
if [ $(grep "^root:" /etc/passwd | cut -f4 -d:) = 0 ]; then
ok "Root group has GID $EXPECTED_GID"
else
crit "Root group GID should be $EXPECTED_GID"
fi
}
# This function will be called if the script status is on enabled mode
apply() {
if [ $(grep "^root:" /etc/passwd | cut -f4 -d:) = 0 ]; then
ok "Root group GID is $EXPECTED_GID"
else
warn "Root group GID is not $EXPECTED_GID -- Fixing"
usermod -g $EXPECTED_GID $USER
fi
}
# This function will check config parameters required
check_config() {
:
}
# Source Root Dir Parameter
if [ -r /etc/default/cis-hardening ]; then
# shellcheck source=../../debian/default
. /etc/default/cis-hardening
fi
if [ -z "$CIS_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