Check Point Advisories

Microsoft Internet Explorer Use After Free (CVE-2014-2782)

Vulnerability
Protection

Check Point Reference:	CPAI-2014-2262
Date Published:	1 Dec 2014
Severity:	Critical
Last Updated:	Monday 19 December, 2016
Source:	Microsoft MS14-035
Industry Reference:	CVE-2014-2782
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Microsoft Internet Explorer 8 Microsoft Internet Explorer 9 Microsoft Internet Explorer 10 Microsoft Internet Explorer 11
Vulnerability Description	A memory corruption vulnerability has been reported in Microsoft Internet Explorer. The vulnerability is due to an error while handling certain objects when processing HTML and script code. A remote unauthenticated attacker could exploit this vulnerability by enticing the target user to open a specially crafted web page. Successful exploitation could lead to arbitrary code execution in the security context of the target user.
Update/Patch Avaliable	Apply patches from: MS14-035

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

In the IPS tab, click Protections and find the Microsoft Internet Explorer Use After Free (CVE-2014-2782) protection using the Search tool and Edit the protection's settings.
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 Use After Free (CVE-2014-2782)