TUCoPS :: Web :: CMS / Portals :: bx1718.htm

xoops 2.0.18 Local File Include
xoops 2.0.18 Local File Include
xoops 2.0.18 Local File Include

Digital Security Research Group [DSecRG] Advisory       #DSECRG-08-009

Application:                    XOOPS
Versions Affected:              XOOPS 2.0.18
Vendor URL: http://www.xoops.org/ 
Bugs:                           Local File Include,URL Redirecting  phishing
Exploits:                       YES
Reported:                       28.01.2008
Vendor response:                28.01.2008
Date of Public Advisory:        04.02.2008
Authors:                        Alexandr Polyakov, Stas Svistunovich
                                Digital Security Research Group [DSecRG] (research [at] dsec [dot] ru)


XOOPS system has multiple security vulnerabilities:

1. Local File Include
2. Url redirection Phishing


1. Local File Include
Attacker can inject PHP code and execute OS commands with webserver user privileges

vulnerable script htdocs/install/index.php  vulnerable POST parameter lang

vulnerable code:


$language = 'english';
if ( !empty($_POST['lang']) ) {
    $language = $_POST['lang'];

if ( file_exists("./language/".$language."/install.php") ) {
    include_once "./language/".$language."/install.php";



POST /xoops-2.0.18/htdocs/install/index.php HTTP/1.0
Cookie: install_lang=english; lang=russian; PHPSESSID=p113cjpff5dkrkoka01al18kk5; dk_sid=sfa6hlhn75pobg6kqe5m8p30j1
Content-Length: 67
Accept: */*
Accept-Language: en-US
User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Win32)
Host: localhost
Content-Type: application/x-www-form-urlencoded
Referer: http://localhost/xoops-2.0.18/htdocs/install/index.php 



2. URL Redirection phishing 

Vulnerability found in script htdocs/user.php?xoops_redirect in post parameter name "xoops_redirect" 



Fix Information

Vendor  fix this flaw in svn on 28.10.2007.


Tracker: http://sourceforge.net/tracker/index.php?func=detail&atid=430840&aid=1881236&group_id=41586 


Digital Security is leading IT security company in Russia, providing information security consulting, audit and penetration testing services, risk analysis and ISMS-related services and certification for ISO/IEC 27001:2005 and PCI DSS standards. Digital Security Research Group focuses on web application and database security problems with vulnerability reports, advisories and whitepapers posted regularly on our website.

Contact:        research [at] dsec [dot] ru
http://www.dsec.ru (in Russian) 


Digital Security Research Group mailto:research@dsec.ru 

TUCoPS is optimized to look best in Firefox® on a widescreen monitor (1440x900 or better).
Site design & layout copyright © 1986- AOH