Vulnerability Note VU#969969

Apple Macintosh OS X VideoConference SIP heap buffer overflow

Original Release date: 20 Apr 2007 | Last revised: 20 Apr 2007


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


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.


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


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

Systems Affected (Learn More)

VendorStatusDate NotifiedDate 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



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


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