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phpBB Signature Script Insertion Vulnerability
Secunia Advisory: SA14475
Release Date: 2005-03-07
Last Update: 2005-04-18
Popularity: 11,907 views

Critical:
Less critical
Impact: Cross Site Scripting
Where: From remote
Solution Status: Vendor Patch

Software:phpBB 2.x

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CVE reference:CVE-2005-0673


Description:
Paisterist has reported a vulnerability in phpBB, which can be exploited by malicious users to conduct script insertion attacks.

Input passed in a signature is not properly sanitised before being used in "privmsg.php" and "viewtopic.php". This can be exploited to inject arbitrary HTML and script code, which will be executed in a user's browser session in context of an affected site when the malicious user data is viewed.

The vulnerability has been reported in version 2.0.13. Other versions may also be affected.

Solution:
Update to version 2.0.14.
http://www.phpbb.com/downloads.php

Provided and/or discovered by:
Paisterist

Changelog:
2005-03-10: Added CVE reference.
2005-04-18: Version 2.0.14 released. Updated "Solution" section.


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