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Message-Id: <1154000644.5011.448.camel@ts2.intnet>
Date: Thu, 27 Jul 2006 13:44:04 +0200
From: Secunia Research <remove-vuln@...unia.com>
To: full-disclosure@...ts.grok.org.uk
Subject: Secunia Research: Mozilla Firefox XPCOM Event
Handling Memory Corruption
======================================================================
Secunia Research 27/07/2006
- Mozilla Firefox XPCOM Event Handling Memory Corruption -
======================================================================
Table of Contents
Affected Software....................................................1
Severity.............................................................2
Vendor's Description of Software.....................................3
Description of Vulnerability.........................................4
Solution.............................................................5
Time Table...........................................................6
Credits..............................................................7
References...........................................................8
About Secunia........................................................9
Verification........................................................10
======================================================================
1) Affected Software
Mozilla Firefox 1.5.0.1, 1.5.0.2, 1.5.0.3, and 1.5.0.4.
NOTE: Other versions may also be affected.
======================================================================
2) Severity
Rating: Highly critical
Impact: System access
Where: Remote
======================================================================
3) Vendor's Description of Software
"The award-winning, free Web browser is better than ever. Browse the
Web with confidence - Firefox protects you from viruses, spyware and
pop-ups. Enjoy improvements to performance, ease of use and privacy.
It's easy to import your favorites and settings and get started."
Product Link:
http://www.mozilla.com/firefox/
======================================================================
4) Description of Vulnerability
Secunia Research has discovered a vulnerability in Mozilla Firefox,
which can be exploited by malicious people to compromise a vulnerable
system.
The vulnerability is caused due to an memory corruption error within
the handling of simultaneously happening XPCOM events resulting in the
use of a deleted timer object.
Successful exploitation allows execution of arbitrary code.
======================================================================
5) Solution
Update to version 1.5.0.5.
======================================================================
6) Time Table
22/06/2006 - Vendor notified.
23/06/2006 - Vendor response.
27/07/2006 - Public disclosure.
======================================================================
7) Credits
Discovered by Carsten Eiram, Secunia Research.
======================================================================
8) References
Mozilla.org:
http://www.mozilla.org/security/announce/2006/mfsa2006-46.html
The Common Vulnerabilities and Exposures (CVE) project has assigned
CVE-2006-3113 for the vulnerability.
======================================================================
9) About Secunia
Secunia collects, validates, assesses, and writes advisories regarding
all the latest software vulnerabilities disclosed to the public. These
advisories are gathered in a publicly available database at the
Secunia website:
http://secunia.com/
Secunia offers services to our customers enabling them to receive all
relevant vulnerability information to their specific system
configuration.
Secunia offers a FREE mailing list called Secunia Security Advisories:
http://secunia.com/secunia_security_advisories/
======================================================================
10) Verification
Please verify this advisory by visiting the Secunia website:
http://secunia.com/secunia_research/2006-53/
Complete list of vulnerability reports published by Secunia Research:
http://secunia.com/secunia_research/
======================================================================
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