Check Point Advisories

Mozilla Multiple Products JavaScript String Replace Buffer Overflow (CVE-2009-3075)

Check Point Reference: CPAI-2010-420
Date Published: 26 May 2010
Severity: High
Last Updated: 13 Apr 2017
Source:
Industry Reference:CVE-2009-3075
Protection Provided by:

Security Gateway
R80, R77, R76, R75

Who is Vulnerable?
Vulnerability Description Mozilla Firefox and Seamonkey are popular open source web browsers from Mozilla Foundation.A heap buffer overflow vulnerability has been reported in Mozilla Firefox and SeaMonkey products. The vulnerability is due to improper processing of a crafted substring when performing the replace operation in Javascript. A remote attacker can exploit this issue by enticing target users to visit a malicious web page. Successful exploitation of this vulnerability can lead to arbitrary code execution with the privileges of the logged in user and may cause the web browser to terminate abnormally.

Protection Overview

This protection will detect and block attempts to exploit this vulnerability.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update.For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R80 / R77 / R76 / R75

  1. In the IPS tab, click Protections and find the Mozilla Multiple Products JavaScript String Replace Buffer Overflow protection using the Search tool and Edit the protection's settings.
  2. Install policy on all modules.

This protection's log will contain the following information:

Attack Name:  Web Client Enforcement Violation.
Attack Information:  Mozilla Multiple Products JavaScript string replace buffer overflow

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