Nucleus 3.31 XSS in path

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
***********

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
***************

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
*****

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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