Vulnerability Note VU#582934

Apple Mac OS X Foundation Framework vulnerable to buffer overflow via incorrect handling of an environmental variable

Overview

A buffer overflow in Mac OS X Foundation Framework's processing of environment variables may lead to elevated privileges.

I. Description

A vulnerability is present Mac OS X Foundation Framework shipped in version 10.3.9 of Mac OS X and Mac OSX Server. There is a flaw in the handling of environment variables that may lead to a buffer overflow condition. It is reported that this vulnerability is locally exploitable.

II. Impact

Explotation of this vulnerability may lead to the execution of arbitrary code with elevated privileges.

III. Solution

Apple has released Security Update 2005-005 to address this issue and several other security related issues.

Systems Affected

Vendor	Status	Date Updated
Apple Computer Inc.	Vulnerable	16-May-2005

References

http://secunia.com/advisories/15227/
http://docs.info.apple.com/article.html?artnum=301528
http://www.net-security.org/vulnerability.php?id=16077

Credit

Thanks to Apple Product Security for reporting this vulnerability.

This document was written by Jason A Rafail.

Other Information

Date Public	05/03/2005
Date First Published	05/16/2005 10:28:31 AM
Date Last Updated	05/18/2005
CERT Advisory
CVE Name	CAN-2005-1336
US-CERT Technical Alerts
Metric	11.95
Document Revision	9

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