Vulnerability Note VU#655892

Mozilla JavaScript engine contains multiple integer overflows

Original Release date: 27 Jul 2006 | Last revised: 09 Feb 2007

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.

Systems Affected (Learn More)

VendorStatusDate NotifiedDate Updated
Mozilla, Inc.Unknown-27 Jul 2006
If you are a vendor and your product is affected, let us know.

CVSS Metrics (Learn More)

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

References

Credit

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
  • Date Public: 25 Jul 2006
  • Date First Published: 27 Jul 2006
  • Date Last Updated: 09 Feb 2007
  • Severity Metric: 19.24
  • Document Revision: 11

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