[DSECRG-08-041] Stored XSS Vulnerability in Xoops 2.3.x

["Digital Security Research Group [DSecRG]" <research () dsec ru>]

Digital Security Research Group [DSecRG] Advisory       #DSECRG-08-041


Application:                    XOOPS   
Versions Affected:              2.3.1, 2.3.2a
Vendor URL:                     http://www.xoops.org/
Bug:                            Stored XSS
Exploits:                       YES
Reported:                       10.11.2008
Vendor response:                10.11.2008
Solution:                       YES
Date of Public Advisory:        08.12.2008
Authors:                        Digital Security Research Group [DSecRG] (research [at] dsec [dot] ru)



Description
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XOOPS has Stored XSS vulnerability.



Details
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Vulnerability found in script pmlite.php

User can inject script into private message using BBCode post parameter [url].

Example:

[url=" STYLE="test:expression(alert('DSecRG XSS'))]DSecRG XSS[/url]



Solution
********

Vendor fixed this flaw on 07.12.2008. 

XOOPS 2.3.2b Security Release can be download from Sourceforge repository:

https://sourceforge.net/project/showfiles.php?group_id=41586&package_id=153583&release_id=643845

Release notes:

http://www.xoops.org/modules/news/article.php?storyid=4563



About
*****

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)