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Apple Mail buffer overflow vulnerability

Vulnerability Note VU#980084

Original Release Date: 2006-03-17 | Last Revised: 2006-03-29


Apple Mail contains a buffer overflow that may allow a remote attacker to execute arbitrary code on a vulnerable system.


Apple Mail

Mac OS X includes the Mail application ( for handling electronic mail.

The Problem

Apple Mail contains a buffer overflow caused by lack of validation on MIME encapsulted files. The buffer overflow may be triggered when an email message with a specially crafted attachment is opened with Mail.


According to public reports this vulnerability is introduced by Apple Security Update 2006-001.

Exploit code for this vulnerability is publicly available.


By convincing a user to open a specially crafted attachment, a remote, unauthenticated attacker may be able to execute arbitrary code with the privileges of the user running Mail.


Install an update
This issue is corrected in Apple Security Update 2006-002.

Do not open attachments from untrusted sources

To protect against Only open email attachemnts from trusted or known sources.

Vendor Information


Apple Computer, Inc. Affected

Updated:  March 15, 2006



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.


Please see

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

CVSS Metrics

Group Score Vector



This vulnerability was reported by Kevin Finisterre.

This document was written by Jeff Gennari.

Other Information

CVE IDs: CVE-2006-0396
Severity Metric: 6.63
Date Public: 2006-03-13
Date First Published: 2006-03-17
Date Last Updated: 2006-03-29 12:44 UTC
Document Revision: 21

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