Check Point Advisories

Microsoft Office Security Feature Bypass (MS16-148: CVE-2016-7262)

Vulnerability
Protection

Check Point Reference:	CPAI-2016-1058
Date Published:	13 Dec 2016
Severity:	Medium
Last Updated:	Wednesday 28 December, 2016
Source:	Microsoft MS16-148
Industry Reference:	CVE-2016-7262
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Microsoft Excel 2007 Service Pack 3 Microsoft Excel 2010 Service Pack 2 (32-bit editions) Microsoft Excel 2010 Service Pack 2 (64-bit editions) Microsoft Excel 2013 Service Pack 1 (32-bit editions) Microsoft Excel 2013 Service Pack 1 (64-bit editions) Microsoft Excel 2013 RT Service Pack 1 Microsoft Excel 2016 (32-bit edition) Microsoft Excel 2016 (64-bit edition) Microsoft Office Compatibility Pack Service Pack 3 Microsoft Excel Viewer
Vulnerability Description	A security feature bypass vulnerability exists in Microsoft Excel. The vulnerability is due to an error in the way Microsoft Excel improperly handles objects in memory while parsing specially crafted files. A remote attacker can exploit this vulnerability by enticing a victim to open a specially crafted file.
Update/Patch Avaliable	Apply patches from: MS16-148

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 Security Feature Bypass (MS16-148: CVE-2016-7262) 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 Security Feature Bypass (MS16-148: CVE-2016-7262)