Check Point Advisories

Microsoft Office Remote Code Execution (MS16-088: CVE-2016-3279)

Vulnerability
Protection

Check Point Reference:	CPAI-2016-0551
Date Published:	12 Jul 2016
Severity:	High
Last Updated:	Tuesday 12 July, 2016
Source:	Microsoft MS16-088
Industry Reference:	CVE-2016-3279
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Microsoft Office 2010 Service Pack 2 Microsoft Excel 2010 Service Pack 2 Microsoft PowerPoint 2010 Service Pack 2 Microsoft Word 2010 Service Pack 2 Microsoft Excel 2013 Service Pack 1 Microsoft PowerPoint 2013 Service Pack 1 Microsoft Word 2013 Service Pack 1 Microsoft Excel 2013 RT Service Pack 1 Microsoft PowerPoint 2013 RT Service Pack 1 Microsoft Word 2013 RT Service Pack 1 Microsoft Excel 2016 Microsoft Word 2016 Word Automation Services on Microsoft SharePoint Server 2010 Service Pack 2 Microsoft Office Web Apps 2010 Service Pack 2
Vulnerability Description	A remote code execution vulnerability exists in Microsoft Office. The vulnerability is due to improper handling of objects in memory while parsing a specially crafted Office file. A remote attacker could exploit this vulnerability by enticing the target user to open a specially crafted Office file.
Update/Patch Avaliable	Apply patches from: MS16-088

Protection Overview

This protection detects 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 Remote Code Execution (MS16-088: CVE-2016-3279) 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 Remote Code Execution (MS16-088: CVE-2016-3279)