Check Point Advisories

Microsoft Windows SMBv3 Remote Code Execution (CVE-2020-0796)

Vulnerability
Protection

Check Point Reference:	CPAI-2020-0136
Date Published:	11 Mar 2020
Severity:	Critical
Last Updated:	Tuesday 30 June, 2020
Source:	Microsoft CVE-2020-0796
Industry Reference:	CVE-2020-0796
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Windows 10 Version 1903 for 32-bit Systems. Windows 10 Version 1903 for x64-based Systems. Windows 10 Version 1903 for ARM64-based Systems. Windows Server, version 1903 (Server Core installation). Windows 10 Version 1909 for 32-bit Systems. Windows 10 Version 1909 for ARM64-based Systems. Windows Server, version 1909 (Server Core installation).
Vulnerability Description	A vulnerability exists in Windows. Successful exploitation of this vulnerability could allow a remote attacker to damage users 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 R80 / R77 / R75

In the IPS tab, click Protections and find the Microsoft Windows SMBv3 Remote Code Execution (CVE-2020-0796) 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 Server Enforcement Violation.
Attack Information: Microsoft Windows SMBv3 Remote Code Execution (CVE-2020-0796)