Check Point Advisories

Microsoft Windows NTFS Denial Of Service

Vulnerability
Protection

Check Point Reference:	CPAI-2018-0358
Date Published:	29 Apr 2018
Severity:	High
Last Updated:	Sunday 29 April, 2018
Source:
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Windows 7 Enterprise 6.1.7601 SP1, Build 7601 x64 Windows 10 Pro 10.0.15063, Build 15063 x64 Windows 10 Enterprise Evaluation Insider Preview 10.0.16215, Build 16215 x64
Vulnerability Description	A denial of service vulnerability exists in Microsoft Windows. The vulnerability is due to an error in Microsoft Windows while parsing a specially crafted NTFS image. A remote attacker can exploit this issue by enticing a victim to open a specially crafted NTFS image.

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 Windows NTFS Denial Of Service 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: Microsoft Windows Operating System.
Attack Information: Microsoft Windows NTFS Denial Of Service