Apple Mac OS X may allow network accounts to bypass service access controls

Overview

Apple Mac OS X may allow network accounts to bypass service access controls. This vulnerability may allow remote users with a valid network account to bypass LoginWindow service access controls.

Description

Remote access to a system can be restricted by service access controls via LoginWindow. According to Apple Security Update 2006-006:

A logic error in loginwindow allows network accounts without GUIDs to bypass service access controls.
Only systems that have been configured to allow network accounts to authenticate without a Globally Unique Identifier, and use service access controls for the LoginWindow are affected by this vulnerability.

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Impact

This vulnerability may allow remote users with a valid network account to bypass LoginWindow service access controls.

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Solution

Upgrade
Apple has addressed this issue in Apple Security Update 2006-006.

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Vendor Information

897628

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Apple Computer, Inc. __ Affected

Updated: October 02, 2006

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

Refer to <http://docs.info.apple.com/article.html?artnum=304460&gt;

If you have feedback, comments, or additional information about this vulnerability, please send us [email](<mailto:[email protected]?Subject=VU%23897628 Feedback>).

CVSS Metrics

Group	Score	Vector
Base
Temporal
Environmental

References

• <http://secunia.com/advisories/22187/&gt;
• <http://docs.info.apple.com/article.html?artnum=304460&gt;

Acknowledgements

This issue was reported in Apple Security Update 2006-006.

This document was written by Chris Taschner.

Other Information

CVE IDs:	CVE-2006-4394
Severity Metric:	2.76 Date Public: