Check Point Advisories

Internet Explorer Uninitialized Object Memory Corruption (MS09-054; CVE-2009-2530)

Check Point Reference: CPAI-2009-200
Date Published: 13 Oct 2009
Severity: Critical
Last Updated: Thursday 13 December, 2012
Source:
Industry Reference:CVE-2009-2530
Protection Provided by:

Security Gateway
R81, R80, R77, R75, R71, R70, R65
Who is Vulnerable?
Vulnerability Description Microsoft Internet Explorer is the most widely used Internet browser. A remote code execution vulnerability exists in Internet Explorer. When Internet Explorer attempts to access an object that has not been initialized or has been deleted, it may corrupt memory in such a way that an attacker could execute arbitrary code on the vulnerable system.

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 / R71 / R70 / R65

  1. In the IPS tab, click Protections and find the Internet Explorer Uninitialized Object Memory Corruption (MS09-054) 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:  Internet Explorer uninitialized object memory corruption (MS09-054)

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