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Mozilla Firefox Cross Domain Information Disclosure (CVE-2012-4192)


Check Point Reference: CPAI-2012-660
Date Published:
Source: Mozilla Advisory mfsa2012-89
Industry Reference(s): CVE-2012-4192
Protection Provided by: Security Gateway
  • R75
Who is Vulnerable?
Mozilla Foundation Firefox 16.0
Vulnerability Description
An information disclosure vulnerability has been reported in Mozilla Firefox.
Vulnerability Details
The vulnerability is due to a design weakness when handling a cross domain object. A remote attacker can exploit the vulnerability by enticing a user to open a specially crafted web page with an affected version of Firefox. Successful exploitation could result in sensitive information disclosure.

Protection Overview
This protection will detect and block attempts to exploit this vulnerability

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

To configure the defense, select your product from the list below and follow the related protection steps.

Security Gateway R75 / R71 / R70

How Can I Protect My Network?

  1. In the IPS tab, click Protections and find the Mozilla Firefox Cross Domain Information Disclosure protection using the Search tool and Edit the protection's settings.
  2. Install policy on all modules.

How Do I Know if My Network is Under Attack?
SmartView Tracker will log the following entries:
Attack Name: Web Client Enforcement Violation
Attack Information: Mozilla Firefox Cross Domain Information Disclosure