Check Point Advisories

Microsoft Office subDoc NTLMv2 Phishing

Vulnerability
Protection

Check Point Reference:	CPAI-2018-0022
Date Published:	10 Jan 2018
Severity:	Critical
Last Updated:	Tuesday 09 January, 2018
Source:
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Microsoft Office 2007 and above
Vulnerability Description	A data leakage vulnerability exists in Microsoft Office. A remote attacker can exploit this vulnerability by enticing the target user to open a specially crafted Office file. Successful results in leakage of the affected user's password.

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 Office subDoc NTLMv2 Phishing 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 Office subDoc NTLMv2 Phishing