105 lines
3.1 KiB
Bash
Executable File
105 lines
3.1 KiB
Bash
Executable File
#!/bin/bash
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#
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# harbian audit 7/8/9 Hardening
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#
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#
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# 10.1.2 Set Password Change Minimum Number of Days (Scored)
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# Modify by: Samson-W (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='login'
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OPTIONS='PASS_MIN_DAYS=7'
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FILE='/etc/login.defs'
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SHA_FILE='/etc/shadow'
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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 "$PACKAGE is installed"
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SSH_PARAM=$(echo $OPTIONS | cut -d= -f 1)
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SSH_VALUE=$(echo $OPTIONS | cut -d= -f 2)
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PATTERN="^$SSH_PARAM[[:space:]]*$SSH_VALUE"
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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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if [ $(egrep ^[^:]+:[^\!*] $SHA_FILE | awk -F: '$4 < "'$SSH_VALUE'" {print $1}' | wc -l) -gt 0 ]; then
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crit "Have least user's mininum password lifttime is not equal or less than $SSH_VALUE day"
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else
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ok "All user's mininum password lifttime is $SSH_VALUE day"
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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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install_package $PACKAGE
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fi
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SSH_PARAM=$(echo $OPTIONS | cut -d= -f 1)
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SSH_VALUE=$(echo $OPTIONS | cut -d= -f 2)
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PATTERN="^$SSH_PARAM[[:space:]]*$SSH_VALUE"
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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 $FILE"
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else
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warn "$PATTERN is not present in $FILE, adding it"
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does_pattern_exist_in_file $FILE "^$SSH_PARAM"
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if [ $FNRET != 0 ]; then
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add_end_of_file $FILE "$SSH_PARAM $SSH_VALUE"
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else
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info "Parameter $SSH_PARAM is present but with the wrong value -- Fixing"
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replace_in_file $FILE "^$SSH_PARAM[[:space:]]*.*" "$SSH_PARAM $SSH_VALUE"
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fi
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fi
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if [ $(egrep ^[^:]+:[^\!*] $SHA_FILE | awk -F: '$4 < "'$SSH_VALUE'" {print $1}' | wc -l) -gt 0 ]; then
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warn "Have least user's mininum password lifttime is not equal or less than $SSH_VALUE day, Fixing"
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for USERNAME in $(egrep ^[^:]+:[^\!*] $SHA_FILE | awk -F: '$4 < "'$SSH_VALUE'" {print $1}');
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do
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chage --mindays $SSH_VALUE $USERNAME
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done
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else
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ok "All user's mininum password lifttime is $SSH_VALUE day"
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fi
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}
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# This function will check config parameters required
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check_config() {
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:
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}
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# Source Root Dir Parameter
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if [ -r /etc/default/cis-hardening ]; then
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. /etc/default/cis-hardening
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fi
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if [ -z "$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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