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Apple Macintosh OS X VideoConference SIP heap buffer overflow

Vulnerability Note VU#969969

Original Release Date: 2007-04-20 | Last Revised: 2007-04-20


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.

Vendor Information

Affected   Unknown   Unaffected

Apple Computer, Inc.

Updated:  April 20, 2007



Vendor Statement

No statement is currently available from the vendor regarding this vulnerability.

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.


See for more details.

If you have feedback, comments, or additional information about this vulnerability, please send us email.

CVSS Metrics

Group Score Vector
Base N/A N/A
Temporal N/A N/A
Environmental 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
Severity Metric: 0.73
Date Public: 2007-04-19
Date First Published: 2007-04-20
Date Last Updated: 2007-04-20 16:18 UTC
Document Revision: 6

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