Check Point Advisories

Microsoft Windows VHDFS Driver Elevation of Privilege (MS16-138: CVE-2016-7225)

Vulnerability
Protection

Check Point Reference:	CPAI-2016-0951
Date Published:	8 Nov 2016
Severity:	High
Last Updated:	Tuesday 08 November, 2016
Source:	Microsoft MS16-138
Industry Reference:	CVE-2016-7225
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Microsoft Windows 10 Windows Server 2016 for x64-based Systems
Vulnerability Description	An elevation of privilege vulnerability exists in Microsoft Windows. The vulnerability is due to insufficient specification for a certain flag. A remote attacker can exploit this vulnerability by enticing a user to run a specially crafted executable.
Update/Patch Avaliable	Apply patches from: MS16-138

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 Windows VHDFS Driver Elevation of Privilege (MS16-138: CVE-2016-7225) 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 Windows VHDFS Driver Elevation of Privilege (MS16-138: CVE-2016-7225)