Check Point Advisories

Microsoft Windows Remote Code Execution (CVE-2022-21971)

Vulnerability
Protection

Check Point Reference:	CPAI-2022-1383
Date Published:	27 Mar 2023
Severity:	High
Last Updated:	Monday 27 March, 2023
Source:
Industry Reference:	CVE-2022-21971
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Microsoft Windows 10 v20H2 Microsoft Windows 10 v20H1 Microsoft Windows 10 v1809 Microsoft Windows 10 v1909 Microsoft Windows 11 Microsoft Windows Server 20 vH2 Microsoft Windows Server 22 Microsoft Windows Server 19
Vulnerability Description	A remote code execution vulnerability exists in Microsoft Windows. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on the affected 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 Remote Code Execution (CVE-2022-21971) 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 Remote Code Execution (CVE-2022-21971)