oss-security - [oCERT-2010-002] Joomla input sanitization errors (XSS)

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Date: Tue, 20 Jul 2010 22:03:34 +0100
From: Andrea Barisani <lcars@...rt.org>
To: oss-security@...ts.openwall.com, ocert-announce@...ts.ocert.org,
        bugtraq@...urityfocus.com
Subject: [oCERT-2010-002] Joomla input sanitization errors (XSS)

#2010-002 Joomla input sanitization errors (XSS)

Description:

Joomla, an open source content management system, suffers from a cross-site
scripting (XSS) vulnerability.

Insufficient input sanitization on the parameters passed to pages related to
administration settings leads to arbitrary javascript injection in the context
of the user session, this could be potentially exploited to hijack the session
of the Joomla administrator.

Affected version:

Joomla <= 1.5.19

Fixed version:

Joomla >= 1.5.20

Credit: vulnerability report and PoC received from Mesut Timur <mesut [at]
mavitunasecurity [dot] com>.

CVE: N/A

Timeline:

2010-06-01: vulnerability report received
2010-06-01: contacted Joomla Security Team
2010-07-15: Joomla advisory published
2010-07-20: oCERT advisory published

References:
http://developer.joomla.org/security/news/318-20100704-core-xss-vulnerabilitis-in-back-end.html

Permalink:
http://www.ocert.org/advisories/ocert-2010-002.html

-- 
Andrea Barisani |                Founder & Project Coordinator
          oCERT | Open Source Computer Emergency Response Team

<lcars@...rt.org>                         http://www.ocert.org
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        "Pluralitas non est ponenda sine necessitate"

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