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Mozilla XML.prototype.hasOwnProperty() method memory corruption vulnerability

Vulnerability Note VU#815432

Original Release Date: 2006-11-08 | Last Revised: 2006-12-21

Overview

Mozilla products fail to properly handle the XML.prototype.hasOwnProperty() method. This vulnerability may allow a remote attacker execute arbitrary code.

Description

The ECMAScript for XML (E4X) Specification defines the XML.prototype.hasOwnProperty() as a JavaScript method used to determine if an object contains a specific property. Mozilla products fail to properly handle the XML.prototype.hasOwnProperty() method, which can lead to memory corruption.

For more information refer to Mozilla Foundation Security Advisory 2006-65.

Impact

A remote, unauthenticated attacker may be able to execute arbitrary code on a vulnerable system. The attacker could also cause the vulnerable application to crash.

Solution

Apply an update

According to the Mozilla Foundation Security Update 2006-65, this vulnerability is addressed in Firefox 1.5.0.8, Thunderbird 1.5.0.8, and SeaMonkey 1.0.6.

Note that according to Mozilla:

Firefox 1.5.0.x will be maintained with security and stability updates until April 24, 2007. All users are strongly encouraged to upgrade to Firefox 2.

Disable JavaScript

This vulnerability can be mitigated by disabling JavaScript.

Vendor Information

815432
 
Affected   Unknown   Unaffected

Mozilla

Updated:  November 08, 2006

Status

  Vulnerable

Vendor Statement

No statement is currently available from the vendor regarding this vulnerability.

Vendor Information

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

Addendum

Refer to http://www.mozilla.org/security/announce/2006/mfsa2006-65.html.

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


CVSS Metrics

Group Score Vector
Base N/A N/A
Temporal N/A N/A
Environmental N/A

References

Credit

This vulnerability was reported in Mozilla Foundation Security Advisory 2006-65 . Mozilla credits shutdown for providing information concerning this issue.

This document was written by Jeff Gennari.

Other Information

CVE IDs: CVE-2006-5747
Severity Metric: 14.45
Date Public: 2006-11-08
Date First Published: 2006-11-08
Date Last Updated: 2006-12-21 18:52 UTC
Document Revision: 36

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