Check Point Advisories

Citrix Gateway Cache Bypass (CVE-2020-10111)

Vulnerability
Protection

Check Point Reference:	CPAI-2020-0164
Date Published:	26 Mar 2020
Severity:	High
Last Updated:	Thursday 26 March, 2020
Source:
Industry Reference:	CVE-2020-10111
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Citrix Gateway 11.1 Citrix Gateway 12.0 Citrix Gateway 12.1
Vulnerability Description	A cache bypass vulnerability exists in Citrix Gateway. Successful exploitation of this vulnerability could 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 R80 / R77 / R75

In the IPS tab, click Protections and find the Citrix Gateway Cache Bypass (CVE-2020-10111) 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 Client Enforcement Violation.
Attack Information: Citrix Gateway Cache Bypass (CVE-2020-10111)