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76 lines
2.0 KiB
Bash
Executable File
76 lines
2.0 KiB
Bash
Executable File
#!/bin/bash
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#
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# CIS Debian 7/8 Hardening
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#
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#
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# 9.5 Restrict Access to the su Command (Scored)
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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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PACKAGE='login'
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PATTERN='^auth[[:space:]]*required[[:space:]]*pam_wheel.so'
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FILE='/etc/pam.d/su'
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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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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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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 $FILE"
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else
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crit "$PATTERN is not present in $FILE"
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fi
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fi
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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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is_pkg_installed $PACKAGE
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if [ $FNRET = 0 ]; then
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ok "$PACKAGE is installed"
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else
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crit "$PACKAGE is absent, installing it"
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apt_install $PACKAGE
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fi
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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 $FILE"
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else
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crit "$PATTERN is not present in $FILE"
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add_line_file_before_pattern $FILE "auth required pam_wheel.so" "# Uncomment this if you want wheel members to be able to"
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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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echo "There is no /etc/default/cis-hardening file, cannot source CIS_ROOT_DIR variable, aborting"
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exit 128
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else
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. /etc/default/cis-hardening
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if [ -z ${CIS_ROOT_DIR:-} ]; then
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echo "No CIS_ROOT_DIR variable, aborting"
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exit 128
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fi
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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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