Check Point Advisories

Microsoft Internet Explorer NetBIOS Spoofing (MS16-063: CVE-2016-3213)

Vulnerability
Protection

Check Point Reference:	CPAI-2016-0450
Date Published:	1 Nov 2016
Severity:	Critical
Last Updated:	Wednesday 25 January, 2017
Source:	Microsoft MS16-063
Industry Reference:	CVE-2016-3213
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Microsoft Windows 7 Microsoft Windows 8.1 Microsoft Windows 10 Microsoft Windows RT 8.1 Microsoft Windows Vista Microsoft Windows Server 2008 Microsoft Windows Server 2008 R2 Microsoft Windows Server 2012 Microsoft Windows Server 2012 R2 Microsoft Internet Explorer 9 Microsoft Internet Explorer 10 Microsoft Internet Explorer 11 Microsoft Internet Explorer 11 on Windows 10
Vulnerability Description	A spoofing vulnerability exists in Microsoft Internet Explorer. The root cause is that an attacker can spoof WAPD requests and force the browser to switch to local Intranet. A remote attacker can exploit this issue by sending a specially crafted meeting request.
Update/Patch Avaliable	Apply patches from: MS16-063

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 Internet Explorer NetBIOS Spoofing (MS16-063: CVE-2016-3213) 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: Web Client Enforcement Violation.
Attack Information: Microsoft Internet Explorer NetBIOS Spoofing (MS16-063: CVE-2016-3213)