iDefense Security Advisory 01.15.08
Jan 15, 2008
Quicktime is Apple's media player product, and is used to render video
and other media. For more information visit the vendor's web site at
the following URL.
Remote exploitation of a heap corruption vulnerability in Apple Computer
Inc.'s QuickTime media player could allow attackers to execute arbitrary
code in the context of the targeted user.
The vulnerability specifically exists in the handling of Macintosh
Resources embedded in QuickTime movies. When processing these records,
a length value stored in the resource header is not properly validated.
When a length value larger than the actual buffer size is supplied,
potentially exploitable memory corruption occurs.
Exploitation of this vulnerability allows attackers to execute arbitrary
code in the context of the targeted user. In order to exploit this
vulnerability, an attacker must persuade a user into using QuickTime to
open a specially crafted QuickTime movie file.
iDefense Labs confirmed this vulnerability exists in QuickTime Player
version 7.3.1. Previous versions are suspected to be vulnerable.
iDefense is currently unaware of any effective workaround for this
VI. VENDOR RESPONSE
Apple has released QuickTime 7.4 which resolves this issue. More
information is available via Apple's QuickTime Security Update page at
the URL shown below.
VII. CVE INFORMATION
The Common Vulnerabilities and Exposures (CVE) project has assigned the
name CVE-2008-0032 to this issue. This is a candidate for inclusion in
the CVE list (http://cve.mitre.org/), which standardizes names for
VIII. DISCLOSURE TIMELINE
09/13/2007 Initial vendor notification
09/13/2007 Initial vendor response
01/15/2008 Coordinated public disclosure
This vulnerability was discovered by Jun Mao of VeriSign iDefense Labs.
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Copyright =A9 2008 iDefense, Inc.
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