Check Point Advisories

Microsoft Office Memory Corruption (MS15-131: CVE-2015-6118)

Vulnerability
Protection

Check Point Reference:	CPAI-2015-1380
Date Published:	8 Dec 2015
Severity:	High
Last Updated:	Tuesday 08 December, 2015
Source:	Microsoft MS15-131
Industry Reference:	CVE-2015-6118
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Microsoft Office 2007 Service Pack 3 Microsoft Office 2010 Service Pack 2 Microsoft Word 2010 Service Pack 2
Vulnerability Description	A Memory corruption vulnerability exists in Microsoft Word. The vulnerability is caused when Microsoft Word does not properly handle objects in memory while parsing specially crafted Office files. A remote attacker can exploit this issue by enticing a user to open a specially crafted Word file.
Update/Patch Avaliable	Apply patches from: MS15-131

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 Office Memory Corruption (MS15-131: CVE-2015-6118) 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: Content Protection Violation.
Attack Information: Microsoft Office Memory Corruption (MS15-131: CVE-2015-6118)