Check Point Advisories

Microsoft Win32k Elevation of Privilege (CVE-2023-24902)

Vulnerability
Protection

Check Point Reference:	CPAI-2023-0261
Date Published:	9 May 2023
Severity:	High
Last Updated:	Tuesday 09 May, 2023
Source:	Microsoft CVE-2023-24902
Industry Reference:	CVE-2023-24902
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Windows 11 version 21H2 for x64-based Systems Windows 11 version 21H2 for ARM64-based Systems Windows 11 Version 22H2 for ARM64-based Systems Windows 11 Version 22H2 for x64-based Systems
Vulnerability Description	A privilege escalation vulnerability exists in Microsoft Windows. Successful exploitation of this vulnerability would allow a remote attacker to gain unauthorized access to 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 Win32k Elevation of Privilege (CVE-2023-24902) 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 Win32k Elevation of Privilege (CVE-2023-24902)