harbian-audit/bin/hardening/2.21_disable_hfs.sh

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#!/bin/bash
#
# harbian-audit for Debian GNU/Linux 7/8/9/10/11/12 Hardening
# Modify by: Samson-W (samson@hardenedlinux.org)
#
#
# 2.21 Disable Mounting of hfs Filesystems (Not Scored)
#
set -e # One error, it's over
set -u # One variable unset, it's over
HARDENING_LEVEL=2
HARBIAN_SEC_CONF_FILE='/etc/modprobe.d/harbian-security-workaround.conf'
KERNEL_OPTION="CONFIG_HFS_FS"
MODULE_NAME="hfs"
# This function will be called if the script status is on enabled / audit mode
audit () {
is_kernel_option_enabled $KERNEL_OPTION $MODULE_NAME
if [ $FNRET = 0 ]; then # 0 means true in bash, so it IS activated
debug "$MODULE_NAME's kernel option is enabled"
check_blacklist_module_set $MODULE_NAME
if [ $FNRET = 0 ]; then
ok "$MODULE_NAME was set to blacklist"
else
crit "$MODULE_NAME is not set to blacklist"
fi
else
ok "$MODULE_NAME's kernel option is disabled"
fi
}
# This function will be called if the script status is on enabled mode
apply () {
is_kernel_option_enabled $KERNEL_OPTION $MODULE_NAME
if [ $FNRET = 0 ]; then # 0 means true in bash, so it IS activated
debug "$MODULE_NAME's kernel option is enabled"
check_blacklist_module_set $MODULE_NAME
if [ $FNRET = 0 ]; then
ok "$MODULE_NAME was set to blacklist"
else
warn "$MODULE_NAME is not set to blacklist, add to config file $HARBIAN_SEC_CONF_FILE"
if [ -w $HARBIAN_SEC_CONF_FILE ]; then
add_end_of_file "$HARBIAN_SEC_CONF_FILE" "blacklist $MODULE_NAME"
else
touch $HARBIAN_SEC_CONF_FILE
add_end_of_file "$HARBIAN_SEC_CONF_FILE" "blacklist $MODULE_NAME"
fi
fi
else
ok "$KERNEL_OPTION is disabled, nothing to do"
fi
}
# This function will check config parameters required
check_config() {
:
}
# Source Root Dir Parameter
if [ -r /etc/default/cis-hardening ]; then
. /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
. $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