Check Point Advisories

Apache Struts Remote Code Execution (CVE-2021-31805)

Vulnerability
Protection

Check Point Reference:	CPAI-2021-1163
Date Published:	2 May 2022
Severity:	Critical
Last Updated:	Monday 02 May, 2022
Source:
Industry Reference:	CVE-2021-31805
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Apache Struts 2.0.0 to 2.5.29
Vulnerability Description	A remote code execution vulnerability exists in Apache Struts. Successful exploitation of this vulnerability could allow a remote 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 R81 / R80 / R77 / R75

In the IPS tab, click Protections and find the Apache Struts Remote Code Execution (CVE-2021-31805) 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: Apache Server Protection Violation.
Attack Information: Apache Struts Remote Code Execution (CVE-2021-31805)