154 lines
4.4 KiB
Bash
Executable File
154 lines
4.4 KiB
Bash
Executable File
#!/bin/bash
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#
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# harbian-audit for Debian GNU/Linux 7/8/9/10 or CentOS Hardening
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#
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#
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# 9.2.13 Set password with the SHA512 algorithm (Scored)
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# Author : Samson wen, Samson <sccxboy@gmail.com>
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#
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set -e # One error, it's over
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set -u # One variable unset, it's over
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HARDENING_LEVEL=3
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PACKAGE='libpam-modules'
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PATTERN='^password.*pam_unix.so'
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FILE='/etc/pam.d/common-password'
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KEYWORD='pam_unix.so'
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OPTIONNAME='sha512'
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ROUNDS_KEY='rounds'
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ROUNDS_V='5000'
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# For CentOS
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FILES='/etc/pam.d/system-auth /etc/pam.d/password-auth'
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audit_debian () {
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is_pkg_installed $PACKAGE
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if [ $FNRET != 0 ]; then
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crit "$PACKAGE is not installed!"
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FNRET=1
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else
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ok "$PACKAGE is installed"
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does_pattern_exist_in_file $FILE $PATTERN
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if [ $FNRET = 0 ]; then
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ok "$PATTERN is present in $FILE"
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check_no_param_option_by_pam $KEYWORD $OPTIONNAME $FILE
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if [ $FNRET = 0 ]; then
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ok "$OPTIONNAME is already configured"
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else
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crit "$OPTIONNAME is not configured"
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fi
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check_param_pair_by_pam $FILE $KEYWORD $ROUNDS_KEY ge $ROUNDS_V
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if [ $FNRET = 0 ]; then
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ok "$ROUNDS_KEY set condition is $ROUNDS_V"
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else
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crit "$ROUNDS_KEY set is not match legally, $ROUNDS_KEY is set $ROUNDS_V"
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#FNRET=3
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fi
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else
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crit "$PATTERN is not present in $FILE"
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FNRET=2
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fi
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fi
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}
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audit_centos () {
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for FILE in $FILES; do
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does_pattern_exist_in_file $FILE "$PATTERN.*$OPTIONNAME"
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if [ $FNRET -eq 0 ]; then
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ok "$OPTIONNAME is already configured in $FILE"
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else
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crit "$OPTIONNAME is not configured in $FILE"
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fi
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done
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}
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# This function will be called if the script status is on enabled / audit mode
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audit () {
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if [ $OS_RELEASE -eq 1 ]; then
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audit_debian
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elif [ $OS_RELEASE -eq 2 ]; then
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audit_centos
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else
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crit "Current OS is not support!"
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FNRET=44
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fi
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}
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apply_debian () {
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if [ $FNRET = 0 ]; then
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ok "$PACKAGE is installed"
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elif [ $FNRET = 1 ]; then
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warn "$PACKAGE is absent, installing it"
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apt_install $PACKAGE
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elif [ $FNRET = 2 ]; then
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warn "$PATTERN is not present in $FILE"
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add_line_file_before_pattern $FILE "password [success=1 default=ignore] pam_unix.so obscure sha512 rounds=5000" "# pam-auth-update(8) for details."
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fi
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check_no_param_option_by_pam $KEYWORD $OPTIONNAME $FILE
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if [ $FNRET = 3 ]; then
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crit "$FILE is not exist, please check"
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elif [ $FNRET = 4 ]; then
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warn "$OPTIONNAME is not conf in $FILE"
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add_option_to_password_check $FILE $KEYWORD $OPTIONNAME
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fi
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check_param_pair_by_pam $FILE $KEYWORD $ROUNDS_KEY ge $ROUNDS_V
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if [ $FNRET = 3 ]; then
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crit "$FILE is not exist, please check"
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elif [ $FNRET = 4 ]; then
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warn "$ROUNDS_KEY is not conf"
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add_option_to_password_check $FILE $KEYWORD "$ROUNDS_KEY=$ROUNDS_V"
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elif [ $FNRET = 5 ]; then
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warn "$ROUNDS_KEY set is not match legally, reset it to $ROUNDS_V"
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reset_option_to_password_check $FILE $KEYWORD "$ROUNDS_KEY" "$ROUNDS_V"
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fi
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}
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apply_centos () {
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for FILE in $FILES; do
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does_pattern_exist_in_file $FILE "$PATTERN.*$OPTIONNAME"
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if [ $FNRET -eq 0 ]; then
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ok "$OPTIONNAME is already configured in $FILE"
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else
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warn "$OPTIONNAME is not configured in $FILE, set it"
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sed -i "s;\($PATTERN.*\);\1 $OPTIONNAME;" $FILE
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fi
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done
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}
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# This function will be called if the script status is on enabled mode
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apply () {
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if [ $OS_RELEASE -eq 1 ]; then
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apply_debian
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elif [ $OS_RELEASE -eq 2 ]; then
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apply_centos
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else
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crit "Current OS is not support!"
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fi
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}
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# This function will check config parameters required
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check_config() {
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:
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}
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# Source Root Dir Parameter
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if [ -r /etc/default/cis-hardening ]; then
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. /etc/default/cis-hardening
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fi
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if [ -z "$CIS_ROOT_DIR" ]; then
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echo "There is no /etc/default/cis-hardening file nor cis-hardening directory in current environment."
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echo "Cannot source CIS_ROOT_DIR variable, aborting."
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exit 128
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fi
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# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
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if [ -r $CIS_ROOT_DIR/lib/main.sh ]; then
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. $CIS_ROOT_DIR/lib/main.sh
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else
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echo "Cannot find main.sh, have you correctly defined your root directory? Current value is $CIS_ROOT_DIR in /etc/default/cis-hardening"
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exit 128
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fi
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