From 8c9421412028b6e3b630b428e2326df911eca8b2 Mon Sep 17 00:00:00 2001
From: "thibault.dewailly" <thibault.dewailly@ovh.net>
Date: Sat, 16 Apr 2016 15:10:14 +0200
Subject: [PATCH] 13.1_remove_empry_password_field.sh

---
 .../13.1_remove_empry_password_field.sh       | 60 +++++++++++++++++++
 .../13.1_remove_empry_password_field.cfg      |  2 +
 etc/hardening.cfg                             |  2 +-
 3 files changed, 63 insertions(+), 1 deletion(-)
 create mode 100755 bin/hardening/13.1_remove_empry_password_field.sh
 create mode 100644 etc/conf.d/13.1_remove_empry_password_field.cfg

diff --git a/bin/hardening/13.1_remove_empry_password_field.sh b/bin/hardening/13.1_remove_empry_password_field.sh
new file mode 100755
index 0000000..db05a19
--- /dev/null
+++ b/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
diff --git a/etc/conf.d/13.1_remove_empry_password_field.cfg b/etc/conf.d/13.1_remove_empry_password_field.cfg
new file mode 100644
index 0000000..e1e4502
--- /dev/null
+++ b/etc/conf.d/13.1_remove_empry_password_field.cfg
@@ -0,0 +1,2 @@
+# Configuration for script of same name
+status=enabled
diff --git a/etc/hardening.cfg b/etc/hardening.cfg
index d7cbc71..2697cd8 100644
--- a/etc/hardening.cfg
+++ b/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"