Vulnerability Note VU#269484

Mozilla JavaScript engine vulnerable to memory corruption

Overview

The Mozilla JavaScript engine contains multiple memory corruption vulnerabilities. These vulnerabilities may allow an attacker to execute arbitrary code, or create a denial of service condition.

I. Description

The Mozilla Foundation supports several Open Source projects, including the Mozilla, Seamonkey, and Firefox web browsers. The Thunderbird email client is also a Mozilla product.

Multiple memory corruption vulnerabilities exist in the way Mozilla products process JavaScript. For more information refer to Mozilla Foundation Security Advisory 2007-01.

Note that other Mozilla-based applications may also be affected.

II. Impact

A remote, unauthenticated attacker may be able to execute arbitrary code or create a denial of service condition.

III. Solution

Upgrade

See Mozilla Foundation Security Advisory 2007-01 for information about affected clients.

Disable Javascript

Disabling JavaScript may mitigate this vulnerability. See the Securing Your Web Browser document for more information.

Systems Affected

Vendor	Status	Date Notified	Date Updated
Mozilla	Vulnerable	23-Feb-2007

References

Credit

Thanks to Mozilla for information used in this report. Mozilla thanks Brian Crowder, Igor Bukanov, Johnny Stenback, moz_bug_r_a4 and shutdown.

This document was written by Ryan Giobbi.

Other Information

Date Public:	2007-02-23
Date First Published:	2007-02-23
Date Last Updated:	2007-03-08
CERT Advisory:
CVE-ID(s):	CVE-2007-0777
NVD-ID(s):	CVE-2007-0777
US-CERT Technical Alerts:
Metric:	2.65
Document Revision:	44

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Produced 2007 by US-CERT, a government organization
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