Nucleus 3.31 XSS in path

[Digital Security Research Group]

Hello.


Digital Security Research Group [DSecRG] Advisory #DSECRG-08-006


Application: Nucleus CMS
Versions Affected: 3.31
Vendor URL: http://nucleuscms.org
Bugs: XSS Injestion in URL
Exploits: YES
Reported: 16.01.2008
Vendor response: 18.01.2008
Date of Public Advisory: 29.01.2008
Authors: Alexandr Polyakov, Stas Svistunovich
Digital Security Research Group [DSecRG] (research [at] dsec [dot] ru)



Description
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Linked XSS vulnerability found in action.php, attacker can inject XSS in URL string:

Example:

http://[server]/[installdir]/action.php/"><script>alert('DSecRG XSS')</script>


Fix Information
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TikiWiki was altered to fix this flaw on 29 january 2008. Updated version (3.32) can be downloaded here:

http://prdownloads.sourceforge.net/nucleuscms/nucleus3.32.zip?download



About
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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)




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