13.1_remove_empry_password_field.sh

bin/hardening/13.1_remove_empry_password_field.sh

@@ -0,0 +1,60 @@
+#!/bin/bash
+
+#
+# CIS Debian 7 Hardening
+# Authors : Thibault Dewailly, OVH <thibault.dewailly@corp.ovh.com>
+#
+
+#
+# 13.1 Ensure Password Fields are Not Empty (Scored)
+#
+
+set -e # One error, it's over
+set -u # One variable unset, it's over
+
+FILE='/etc/shadow'
+
+# This function will be called if the script status is on enabled / audit mode
+audit () {
+    info "Checking if accounts have empty passwords"
+    RESULT=$(/bin/cat $FILE | /usr/bin/awk -F: '($2 == "" ) { print $1 }')
+    if [ ! -z "$RESULT" ]; then
+        crit "Some accounts have empty passwords"
+        crit $RESULT
+    else
+        ok "All accounts have a password"
+    fi
+}
+
+# This function will be called if the script status is on enabled mode
+apply () {
+    RESULT=$(/bin/cat $FILE | /usr/bin/awk -F: '($2 == "" ) { print $1 }')
+    if [ ! -z "$RESULT" ]; then
+        warn "Some accounts have empty passwords"
+        for ACCOUNT in $RESULT; do 
+            info "Locking $ACCOUNT"
+            passwd -l $ACCOUNT >/dev/null 2>&1
+        done
+    else
+        ok "All accounts have a password"
+    fi
+}
+
+# This function will check config parameters required
+check_config() {
+    :
+}
+
+# Source Root Dir Parameter
+if [ ! -r /etc/default/cis-hardenning ]; then
+    echo "There is no /etc/default/cis-hardenning file, cannot source CIS_ROOT_DIR variable, aborting"
+    exit 128
+else
+    . /etc/default/cis-hardenning
+    if [ -z $CIS_ROOT_DIR ]; then
+        echo "No CIS_ROOT_DIR variable, aborting"
+    fi
+fi 
+
+# Main function, will call the proper functions given the configuration (audit, enabled, disabled)
+[ -r $CIS_ROOT_DIR/lib/main.sh ] && . $CIS_ROOT_DIR/lib/main.sh

etc/conf.d/13.1_remove_empry_password_field.cfg

@@ -0,0 +1,2 @@
+# Configuration for script of same name
+status=enabled

etc/hardening.cfg

@@ -4,6 +4,6 @@
 # Valid values are debug info ok warning error
 LOGLEVEL=debug
 
-# Backup directory, every file touched by hardennign will be backuped here, with versionning
+# Backup directory, every file modified by hardening will be backuped here, with versionning
 # Means that if a file is modified more than once during the process, you will have hardening step diffs in the folder
 BACKUPDIR="$CIS_ROOT_DIR/tmp/backups"