Check Point Advisories

Citrix ADC Authentication Bypass (CVE-2020-8193; CVE-2020-8195; CVE-2020-8196)

Vulnerability
Protection

Check Point Reference:	CPAI-2020-0712
Date Published:	3 Aug 2020
Severity:	Medium
Last Updated:	Wednesday 14 December, 2022
Source:
Industry Reference:	CVE-2020-8193 CVE-2020-8195 CVE-2020-8196
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Citrix ADC and Citrix Gateway prior to 13.0-58.30 Citrix ADC and Citrix Gateway 12.1-57.18
Vulnerability Description	An authentication bypass vulnerability exists in Citrix ADC and 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 R81 / R80 / R77 / R75

In the IPS tab, click Protections and find the Citrix ADC Authentication Bypass (CVE-2020-8193) 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: Application Servers Protection Violation.
Attack Information: Citrix ADC Authentication Bypass (CVE-2020-8193)