Apple Macintosh OS X VideoConference SIP heap buffer overflow

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.

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Impact

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

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Solution

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

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Vendor Information

969969

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Apple Computer, Inc. __ Affected

Updated: April 20, 2007

Status

Affected

Vendor Statement

We have not received a statement from the vendor.

Vendor Information

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

Addendum

See <http://docs.info.apple.com/article.html?artnum=305391&gt; for more details.

If you have feedback, comments, or additional information about this vulnerability, please send us [email](<mailto:[email protected]?Subject=VU%23969969 Feedback>).

CVSS Metrics

Group	Score	Vector
Base
Temporal
Environmental

References

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

Acknowledgements

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: