Staying Safe in Times of Cyber Uncertainty
Check Point Advisories

Oracle Weblogic Insecure Deserialization (CVE-2020-2551)

Check Point Reference: CPAI-2020-0076
Date Published: 16 Feb 2020
Severity: Critical
Last Updated: Wednesday 22 April, 2020
Industry Reference:CVE-2020-2551
Protection Provided by:

Security Gateway
R81, R80, R77, R75

Who is Vulnerable? Oracle WebLogic Server 10.3.6
Oracle WebLogic Server 12.1.3
Oracle WebLogic Server
Oracle WebLogic Server
Vulnerability Description An insecure deserialization vulnerability exists in Oracle Weblogic. A remote unauthenticated attacker can exploit this vulnerability by sending crafted requests to a vulnerable server. Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code on 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

  1. In the IPS tab, click Protections and find the Oracle Weblogic Insecure Deserialization (CVE-2020-2551) protection using the Search tool and Edit the protection's settings.
  2. Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name:  Oracle Protection Violation.
Attack Information:  Oracle Weblogic Insecure Deserialization (CVE-2020-2551)

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