RE: Fortinet Advisory - Apple QuickTime Player StripByteCounts Buffer Overflow Vulnerability

["Paul" <pvnick () gmail com>]

Seems to be a lot of quicktime vuln advisories the past couple days.
Coincidence?

Paul
Greyhats Security

-----Original Message-----
From: full-disclosure-bounces () lists grok org uk
[mailto:full-disclosure-bounces () lists grok org uk] On Behalf Of
secresearch () fortinet com
Sent: Thursday, January 12, 2006 6:41 PM
To: full-disclosure () lists grok org uk; vulnwatch () vulnwatch org;
bugtraq () securityfocus com; ntbugtraq () ntbugtraq com
Subject: [Full-disclosure] Fortinet Advisory - Apple QuickTime Player
StripByteCounts Buffer Overflow Vulnerability

Fortinet Security Advisory: FSA-2006-01

Apple QuickTime Player StripByteCounts Buffer Overflow Vulnerability

Advisory Date      : January 12, 2006
Reported Date      : November 28, 2005
Vendor             : Apple computers
Affected Products  : Apple QuickTime Player v7.0.3
Severity           : High
Reference      : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-3711
                 http://docs.info.apple.com/article.html?artnum=303101
                 http://www.securityfocus.com/bid/16202/info

Description        :  Fortinet Security Research Team (FSRT) has discovered
a
Buffer Overflow Vulnerability in the Apple QuickTime Player. Apple
QuickTime has buffer overflow vulnerability in parsing the specially
crafted TIFF image files. This is due to application failure to sanitize
the parameter StripByteCounts while parsing TIFF image files. A remote
attacker could  construct a web page with specially crafted tiff file and
entice a victim to view it, when the user opens the TIFF image with
Internet Explorer or Apple QuickTime Player, it'll cause memory access
violation, and leading to potential Arbitrary Command Execution.

Impact             : Execute arbitrary code

Solution           : Apple Computers has released a security update for this
vulnerability, which is available for downloading from Apples's web site
under security update.

Fortinet Protection: Fortinet is protecting network from this
vulnerability with latest IPS update.

Acknowledgment     : Dejun Meng of Fortinet Security Research team found
this vulnerability.



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