Check Point Advisories

Microsoft Scripting Engine Information Disclosure (MS16-085: CVE-2016-3271)

Vulnerability
Protection

Check Point Reference:	CPAI-2016-0546
Date Published:	12 Jul 2016
Severity:	High
Last Updated:	Sunday 18 September, 2016
Source:	Microsoft MS16-085
Industry Reference:	CVE-2016-3271
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Microsoft Edge
Vulnerability Description	An information disclosure vulnerability exists in Microsoft Edge. The vulnerability is due to the way VBScript improperly discloses the contents of its memory. A remote attacker can exploit this issue by enticing a user to open a specially crafted web-page with an affected version of Microsoft Edge.
Update/Patch Avaliable	Apply patches from: MS16-085

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 Scripting Engine Information Disclosure (MS16-085: CVE-2016-3271) 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 Scripting Engine Information Disclosure (MS16-085: CVE-2016-3271)