Vulnerability Note VU#969969

Overview

The Apple VideoConference framework contains a buffer overflow vulnerability. If exploited, this vulnerability may allow an attacker to execute code.

Description

Apple's VideoConference framework is used in iChat and other applications to stream video. iChat uses SIP to make and receive VoIP calls. The VideoConference framework contains a heap buffer overflow vulnerability. An attacker may be able to exploit this vulnerability by sending a specially crafted SIP packet during the initialization of a VoIP session.

Impact

A remote, unauthenticated attacker may be able to execute arbitrary code.

Solution

Upgrade Apple has addressed this issue in Security Update 2007-004.

Systems Affected (Learn More)

Vendor	Status	Date Notified	Date Updated
Apple Computer, Inc.	Affected	-	20 Apr 2007

If you are a vendor and your product is affected, let us know.

CVSS Metrics (Learn More)

Group	Score	Vector
Base	N/A	N/A
Temporal	N/A	N/A
Environmental	N/A	N/A

References

• http://docs.info.apple.com/article.html?artnum=305391
• http://manuals.info.apple.com/en/Welcome_to_Mac_OS_X_v10.4_Tiger.pdf
• http://en.wikipedia.org/wiki/Session_Initiation_Protocol

Credit

Thanks to Apple for information that was used in this report.

This document was written by Ryan Giobbi.

Other Information

• CVE IDs: CVE-2007-0746
• Date Public: 19 Apr 2007
• Date First Published: 20 Apr 2007
• Date Last Updated: 20 Apr 2007
• Severity Metric: 0.73
• Document Revision: 6