Check Point Advisories

Microsoft Windows NTFS File System Denial of Service

Vulnerability
Protection

Check Point Reference:	CPAI-2022-0878
Date Published:	17 Nov 2022
Severity:	High
Last Updated:	Thursday 17 November, 2022
Source:
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Microsoft Windows Vista Microsoft Windows 7 Microsoft Windows 8.1
Vulnerability Description	A denial of service vulnerability exists in Microsoft Windows NTFS File System. Successful exploitation can lead to program crash on the effected system.

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 R81 / R80 / R77 / R75

In the IPS tab, click Protections and find the Microsoft Windows NTFS File System 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: Windows SMB Protection Violation.
Attack Information: Microsoft Windows NTFS File System Denial of Service