Check Point Advisories

Microsoft Windows Group Policy Remote Code Execution (MS15-011; CVE-2015-0008)

Vulnerability
Protection

Check Point Reference:	CPAI-2015-0096
Date Published:	23 Feb 2015
Severity:	Critical
Last Updated:	Wednesday 20 February, 2019
Source:	Microsoft MS15-011
Industry Reference:	CVE-2015-0008
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Windows Vista Windows Server 2008 Windows 7 Windows Server 2008 R2 Windows 8 and Windows 8.1 Windows Server 2012 and Windows Server 2012 R2 Windows RT and Windows RT 8.1 Server Core installation
Vulnerability Description	A remote code execution vulnerability exists in Microsoft Windows. The vulnerability is due to the way Group Policy receives and applies policy data when a domain-joined system connects to a domain controller. An attacker can exploit this vulnerability by convincing a victim with a domain-configured system to connect to an attacker-controlled network.
Update/Patch Avaliable	Apply patches from: MS15-011

Protection Overview

This protection will detect and block attempts to exploit this vulnerability.Note for R80 and above: Active Directory servers should be excluded from this protection. To do this, use a separate rule for these servers, specifying a profile where this protection is not active. For earlier versions' gateways, add an exception in the rulebase.

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 Group Policy Remote Code Execution (MS15-011) 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: Windows SMB Protection Violation.
Attack Information: Microsoft Windows Group Policy Remote Code Execution (MS15-011)