debian-cis/bin/hardening/5.1.4_cron_daily_perm_ownership.sh
Thibault Ayanides 6ae05f3fa2
Add dealing with debian 11
* ADD: add dockerfile for debian11
* FIX: fix crontab file not found on debian11 blank
* Add workflow for debian11
* FIX: fix debian version func to manage debian11
* Add dealing with unsupported version and distro
* Add 99.99 check that check if distro version is supported
* Use global var for debian major and distro

fix #26
2021-02-08 13:54:24 +01:00

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#!/bin/bash
# run-shellcheck
#
# CIS Debian Hardening
#
#
# 5.1.4 Ensure permissions on /etc/cron.daily are configured (Scored)
#
set -e # One error, it's over
set -u # One variable unset, it's over
# shellcheck disable=2034
HARDENING_LEVEL=1
# shellcheck disable=2034
DESCRIPTION="User/group set to root and permissions to 700 on /etc/cron.daily ."
FILE='/etc/cron.daily'
PERMISSIONS='700'
USER='root'
GROUP='root'
# This function will be called if the script status is on enabled / audit mode
audit() {
does_file_exist "$FILE"
if [ "$FNRET" != 0 ]; then
crit "$FILE does not exist"
fi
has_file_correct_ownership "$FILE" "$USER" "$GROUP"
if [ "$FNRET" = 0 ]; then
ok "$FILE has correct ownership"
else
crit "$FILE ownership was not set to $USER:$GROUP"
fi
has_file_correct_permissions "$FILE" "$PERMISSIONS"
if [ "$FNRET" = 0 ]; then
ok "$FILE has correct permissions"
else
crit "$FILE permissions were not set to $PERMISSIONS"
fi
}
# This function will be called if the script status is on enabled mode
apply() {
does_file_exist "$FILE"
if [ "$FNRET" != 0 ]; then
info "$FILE does not exist"
touch "$FILE"
fi
has_file_correct_ownership "$FILE" "$USER" "$GROUP"
if [ "$FNRET" = 0 ]; then
ok "$FILE has correct ownership"
else
warn "fixing $FILE ownership to $USER:$GROUP"
chown "$USER":"$GROUP" "$FILE"
fi
has_file_correct_permissions "$FILE" "$PERMISSIONS"
if [ "$FNRET" = 0 ]; then
ok "$FILE has correct permissions"
else
info "fixing $FILE permissions to $PERMISSIONS"
chmod 0"$PERMISSIONS" "$FILE"
fi
}
# This function will check config parameters required
check_config() {
does_user_exist "$USER"
if [ "$FNRET" != 0 ]; then
crit "$USER does not exist"
exit 128
fi
does_group_exist "$GROUP"
if [ "$FNRET" != 0 ]; then
crit "$GROUP does not exist"
exit 128
fi
}
# Source Root Dir Parameter
if [ -r /etc/default/cis-hardening ]; then
# shellcheck source=../../debian/default
. /etc/default/cis-hardening
fi
if [ -z "$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