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CERT Coordination Center

Apple Mac OS X IPSec mechanism fails to handle certain incoming security policies that match by port

Vulnerability Note VU#869548

Original Release Date: 2003-05-19 | Last Revised: 2003-05-19

Overview

Apple's Mac OS X IPSec implementation does not properly filter certain types of IP traffic.

Description

Apple Mac OS X contains an implementation of the IP Security Protocol (IPSec). A vulnerability in this implementation may allow a remote attacker to exchange traffic with a host that should not be reachable. For further details, please see Apple Security Update Article ID 61798.

Impact

A remote attacker may be able to bypass IPSec ACLs and reach a system that should not be reachable.

Solution

Apply a patch.

Vendor Information

869548
 

Apple Computer Inc. Affected

Updated:  May 19, 2003

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

Please see http://docs.info.apple.com/article.html?artnum=61798.

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


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References

Acknowledgements

The CERT/CC thanks Apple for providing Apple Security Update Article ID 61798 upon which this document is based.

This document was written by Ian A Finlay.

Other Information

CVE IDs: CVE-2003-0242
Severity Metric: 18.00
Date Public: 2003-05-19
Date First Published: 2003-05-19
Date Last Updated: 2003-05-19 17:34 UTC
Document Revision: 7

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