Check Point Advisories

Winlogon Privilege Escalation (CVE-2020-1472)

Vulnerability
Protection

Check Point Reference:	CPAI-2020-1095
Date Published:	4 Nov 2020
Severity:	Critical
Last Updated:	Sunday 06 December, 2020
Source:
Industry Reference:	CVE-2020-1472
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	A privilege escalation is the act of exploiting a bug, design flaw or configuration oversight in an operating system or software application to gain elevated access to resources that are normally protected. Successful exploitation of this vulnerability could allow an attacker to run arbitrary code with elevated privileges.

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 Winlogon Privilege Escalation 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: Content Protection Violation.
Attack Information: Winlogon Privilege Escalation