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Mozilla JavaScript engine contains multiple integer overflows

Vulnerability Note VU#655892

Original Release Date: 2006-07-27 | Last Revised: 2007-02-09

Overview

The Mozilla JavaScript engine contains multiple integer overflows. This vulnerability may allow a remote attacker to execute arbitrary code on a vulnerable system.

Description

Mozilla products that use the Mozilla JavaScript engine are vulnerable to integer overflows. Specifically, the JavaScript toSource() fails to properly handle malformed strings.

For more information and a complete list of affected products refer to Mozilla Foundation Security Advisory 2006-50.

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
This vulnerability is addressed in Firefox 1.5.0.5, Thunderbird 1.5.0.5, and SeaMonkey 1.0.3 according to the Mozilla Foundation Security Update 2006-50.


Disable JavaScript

This vulnerability can be mitigated by disabling JavaScript.

Vendor Information

655892
 

Mozilla, Inc. Unknown

Updated:  July 27, 2006

Status

Unknown

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://www.mozilla.org/security/announce/2006/mfsa2006-50.html.

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


CVSS Metrics

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References

Acknowledgements

This vulnerability was reported in Mozilla Foundation Security Advisory 2006-50. Mozilla credits Georgi Guninski with reporting this vulnerability.

This document was written by Jeff Gennari.

Other Information

CVE IDs: CVE-2006-3806
Severity Metric: 19.24
Date Public: 2006-07-25
Date First Published: 2006-07-27
Date Last Updated: 2007-02-09 14:03 UTC
Document Revision: 12

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