Check Point Advisories

Mozilla Firefox Layout Frame Constructor Memory Corruption (CVE-2007-5959)

Check Point Reference: CPAI-2007-352
Date Published: 24 Feb 2010
Severity: High
Last Updated: Wednesday 24 February, 2010
Source:
Industry Reference:CVE-2007-5959
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description Firefox is an open source web browser developed by Mozilla Foundation. The application is capable of interpreting and rendering many types of Internet content, including various versions of HTML, XML, CSS (Cascade Style Sheet), Javascript, various graphic formats, and so on. Firefox is made available for Windows, Macintosh, Unix and Linux based platforms. There exists a memory corruption vulnerability in Mozilla Firefox products. The flaw is due to an improper handling of certain HTML elements in the layout component. A remote attacker can exploit this vulnerability by persuading the target user to open a malicious webpage. Successful attack could allow for arbitrary code injection and execution with the privileges of the currently logged on user. In case of an attack where code injection and execution is successful, the behavior of the target will depend on the intented purpose of the injected code. Any injected code will be executed within the security context of the currently logged in user. In case of an attack where code injection is unsuccessful, Firefox may 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 / R75

  1. In the IPS tab, click Protections and find the Mozilla Firefox Layout Frame Constructor Memory Corruption protection using the Search tool and Edit the protection's settings.
  2. Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name:  Web Client Enforcement Violation.
Attack Information:  Mozilla Firefox layout frame constructor memory corruption

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