Check Point Advisories

Microsoft Windows CLFS Elevation of Privilege (MS16-134: CVE-2016-7184)

Check Point Reference: CPAI-2016-0841
Date Published: 8 Nov 2016
Severity: High
Last Updated: Tuesday 08 November, 2016
Source: Microsoft MS16-134
Industry Reference:CVE-2016-7184
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? Windows Vista
Windows 7
Windows 8.1
Windows 10
Windows Server 2008
Windows Server 2012
Windows Server 2012 R2
Windows RT 8.1
Windows Server 2008 R2
Vulnerability Description An elevation of privilege vulnerability has been reported in Microsoft Windows. The vulnerability is due to an malformed blf file, which could be abused by attackers to gain local privilege escalation. The attacker must entice the victim to run an executable file to exploit this vulnerability.
Update/Patch AvaliableApply patches from: MS16-134

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

  1. In the IPS tab, click Protections and find the Microsoft Windows CLFS Elevation of Privilege (MS16-134: CVE-2016-7184) protection using the Search tool and Edit the protection's settings.
  2. Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name:  Web Client Enforcement Violation.
Attack Information:  Microsoft Windows CLFS Elevation of Privilege (MS16-134: CVE-2016-7184)

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