Merge branch 'stable-3.1'

Marius Burkard

2016-07-10 e1ceb050e19c7574bca146a8da7047ee4ff456b5

 security/check.php

@@ -28,9 +28,8 @@
EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

define('SCRIPT_PATH', dirname($_SERVER["SCRIPT_FILENAME"]));
require SCRIPT_PATH."/lib/config.inc.php";
require SCRIPT_PATH."/lib/app.inc.php";
require "/usr/local/ispconfig/server/lib/config.inc.php";
require "/usr/local/ispconfig/server/lib/app.inc.php";

set_time_limit(0);
ini_set('error_reporting', E_ALL & ~E_NOTICE);
@@ -42,6 +41,116 @@
// Load required base-classes
$app->uses('ini_parser,file,services,getconf,system');

// get security config
$security_config = $app->getconf->get_security_config('systemcheck');

$alert = '';
$data_dir = '/usr/local/ispconfig/security/data';


// Check if a new ispconfig user has been added
if($security_config['warn_new_admin'] == 'yes') {
   $data_file = $data_dir.'/admincount';
   //get number of admins
   $tmp = $app->db->queryOneRecord("SELECT count(userid) AS number FROM sys_user WHERE typ = 'admin'");
   if($tmp) {
      $admin_user_count_new = intval($tmp['number']);
		
      if(is_file($data_file)) {
         $admin_user_count_old = intval(file_get_contents($data_file));
         if($admin_user_count_new != $admin_user_count_old) {
            $alert .= "The number of ISPConfig administrator users has changed. Old: $admin_user_count_old New: $admin_user_count_new \n";
            file_put_contents($data_file,$admin_user_count_new);
         }
      } else {
         // first run, so we save the current count
         file_put_contents($data_file,$admin_user_count_new);
         chmod($data_file,0700);
      }
   }
}

// Check if /etc/passwd file has been changed
if($security_config['warn_passwd_change'] == 'yes') {
   $data_file = $data_dir.'/passwd.md5';
   $md5sum_new = md5_file('/etc/passwd');
	
   if(is_file($data_file)) {
      $md5sum_old = trim(file_get_contents($data_file));
      if($md5sum_new != $md5sum_old) {
         $alert .= "The file /etc/passwd has been changed.\n";
         file_put_contents($data_file,$md5sum_new);
      }
   } else {
      file_put_contents($data_file,$md5sum_new);
      chmod($data_file,0700);
   }
}

// Check if /etc/shadow file has been changed
if($security_config['warn_shadow_change'] == 'yes') {
   $data_file = $data_dir.'/shadow.md5';
   $md5sum_new = md5_file('/etc/shadow');
	
   if(is_file($data_file)) {
      $md5sum_old = trim(file_get_contents($data_file));
      if($md5sum_new != $md5sum_old) {
         $alert .= "The file /etc/shadow has been changed.\n";
         file_put_contents($data_file,$md5sum_new);
      }
   } else {
      file_put_contents($data_file,$md5sum_new);
      chmod($data_file,0700);
   }
}

// Check if /etc/group file has been changed
if($security_config['warn_group_change'] == 'yes') {
   $data_file = $data_dir.'/group.md5';
   $md5sum_new = md5_file('/etc/group');
	
   if(is_file($data_file)) {
      $md5sum_old = trim(file_get_contents($data_file));
      if($md5sum_new != $md5sum_old) {
         $alert .= "The file /etc/group has been changed.\n";
         file_put_contents($data_file,$md5sum_new);
      }
   } else {
      file_put_contents($data_file,$md5sum_new);
      chmod($data_file,0700);
   }
}


if($alert != '') {
   $admin_email = $security_config['security_admin_email'];
   $admin_email_subject = $security_config['security_admin_email_subject'];
   mail($admin_email, $admin_email_subject, $alert);
   //$app->log(str_replace("\n"," -- ",$alert),1);
   echo str_replace("\n"," -- ",$alert)."\n";
}
























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