Check Point Advisories

Revive Adserver Open Redirect (CVE-2020-8143)

Vulnerability
Protection

Check Point Reference:	CPAI-2020-4303
Date Published:	24 Apr 2025
Severity:	Medium
Last Updated:	Thursday 24 April, 2025
Source:
Industry Reference:	CVE-2020-8143
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Revive Adserver prior to 5.0.5
Vulnerability Description	An open redirect vulnerability exists in Revive Adserver. A remote unauthenticated attacker could exploit this vulnerability to redirect users to a malicious site via a malicious link.

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 Revive Adserver Open Redirect (CVE-2020-8143) 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: Revive Adserver Open Redirect (CVE-2020-8143)