Staying Safe in Times of Cyber Uncertainty
Check Point Advisories

Microsoft Internet Explorer Uninitialized Pointer Dereference (MS11-081; CVE-2011-1995)

Check Point Reference: CPAI-2011-457
Date Published: 11 Oct 2011
Severity: Critical
Last Updated: Wednesday 17 February, 2016
Source:
Industry Reference:CVE-2011-1995
Protection Provided by:

Security Gateway
R81, R80, R77, R75, R71, R70

Who is Vulnerable?
Vulnerability Description A vulnerability has been reported in Internet Explorer. The vulnerability is due to an error in the way an ActiveX component initializes certain data structures. A remote attacker may exploit this vulnerability by enticing a user to open a malicious web-page. Successful exploitation may allow an attacker to take complete control of an affected system.

Protection Overview

This protection will detect and block attempts to open a specially crafted web-page.

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 / R71 / R70

  1. In the IPS tab, click Protections and find the Microsoft Internet Explorer Uninitialized Pointer Dereference (MS11-081) 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:  Microsoft Internet Explorer uninitialized pointer dereference (MS11-081)

×
  Feedback
This website uses cookies for its functionality and for analytics and marketing purposes. By continuing to use this website, you agree to the use of cookies. For more information, please read our Cookies Notice.
OK