mirror of
https://github.com/ovh/debian-cis.git
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c0e9b96ffc
renamed: bin/hardening/5.3.1_enable_cracklib.sh -> bin/hardening/5.3.1_enable_pwquality.sh renamed: tests/hardening/5.3.1_enable_cracklib.sh -> tests/hardening/5.3.1_enable_pwquality.sh
101 lines
2.9 KiB
Bash
Executable File
101 lines
2.9 KiB
Bash
Executable File
#!/bin/bash
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#
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# CIS Debian Hardening
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#
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#
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# 5.3.1 Ensure password creation requirements are configured (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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HARDENING_LEVEL=2
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DESCRIPTION="Set password creation requirement parameters using pam.cracklib."
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PACKAGE='libpam-pwquality'
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PATTERN_COMMON="pam_pwquality.so"
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FILE_COMMON="/etc/pam.d/common-password"
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PATTERNS_QUALITY=""
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FILE_QUALITY="/etc/security/pwquality.conf"
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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_COMMON $PATTERN_COMMON
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if [ $FNRET = 0 ]; then
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ok "$PATTERN_COMMON is present in $FILE_COMMON"
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else
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crit "$PATTERN_COMMON is not present in $FILE_COMMON"
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fi
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for PATTERN in $PATTERNS_QUALITY; do
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OPTION=$(cut -d = -f 1 <<< $PATTERN)
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PARAM=$(cut -d = -f 2 <<< $PATTERN)
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PATTERN="$OPTION *= *$PARAM"
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does_pattern_exist_in_file $FILE_QUALITY $PATTERN
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if [ $FNRET = 0 ]; then
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ok "$PATTERN is present in $FILE_QUALITY"
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else
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crit "$PATTERN is not present in $FILE_QUALITY"
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fi
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done
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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 $FILE "password requisite pam_cracklib.so retry=3 minlen=8 difok=3" "# pam-auth-update(8) for details."
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fi
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}
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# This function will create the config file for this check with default values
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create_config() {
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cat <<EOF
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status=audit
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# Put your custom configuration here
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PATTERNS_QUALITY="^minlen=14 ^dcredit=-1 ^ucredit=-1 ^ocredit=-1 ^lcredit=-1"
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EOF
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}
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# This function will check config parameters required
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check_config() {
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:
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}
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# Source Root Dir Parameter
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if [ -r /etc/default/cis-hardening ]; then
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. /etc/default/cis-hardening
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fi
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if [ -z "$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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