harbian-audit/bin/hardening/5.1.7_disable_tftp_server.sh

94 lines
2.6 KiB
Bash
Executable File

#!/bin/bash
#
# harbian audit 7/8/9 Hardening
#
#
# 5.1.7 Ensure tftp-server is not enabled (Scored)
#
set -e # One error, it's over
set -u # One variable unset, it's over
HARDENING_LEVEL=2
PACKAGES='tftpd tftpd-hpa atftpd'
FILE='/etc/inetd.conf'
PATTERN='^tftp'
# This function will be called if the script status is on enabled / audit mode
audit () {
for PACKAGE in $PACKAGES; do
is_pkg_installed $PACKAGE
if [ $FNRET = 0 ]; then
warn "$PACKAGE is installed, checking configuration"
does_file_exist $FILE
if [ $FNRET != 0 ]; then
ok "$FILE does not exist"
else
does_pattern_exist_in_file $FILE $PATTERN
if [ $FNRET = 0 ]; then
crit "$PATTERN exists, $PACKAGE services are enabled!"
else
ok "$PATTERN is not present in $FILE"
fi
fi
else
ok "$PACKAGE is absent"
fi
done
}
# This function will be called if the script status is on enabled mode
apply () {
for PACKAGE in $PACKAGES; do
is_pkg_installed $PACKAGE
if [ $FNRET = 0 ]; then
crit "$PACKAGE is installed, purging it"
apt-get purge $PACKAGE -y
apt-get autoremove
else
ok "$PACKAGE is absent"
fi
does_file_exist $FILE
if [ $FNRET != 0 ]; then
ok "$FILE does not exist"
else
info "$FILE exists, checking patterns"
does_pattern_exist_in_file $FILE $PATTERN
if [ $FNRET = 0 ]; then
warn "$PATTERN is present in $FILE, purging it"
backup_file $FILE
ESCAPED_PATTERN=$(sed "s/|\|(\|)/\\\&/g" <<< $PATTERN)
sed -ie "s/$ESCAPED_PATTERN/#&/g" $FILE
else
ok "$PATTERN is not present in $FILE"
fi
fi
done
}
# This function will check config parameters required
check_config() {
:
}
# Source Root Dir Parameter
if [ -r /etc/default/cis-hardening ]; then
. /etc/default/cis-hardening
fi
if [ -z "$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