Check Point Advisories

Apache Struts REST plugin Remote Code Execution (CVE-2016-4438)

Vulnerability
Protection

Check Point Reference:	CPAI-2016-0516
Date Published:	23 Jun 2016
Severity:	Critical
Last Updated:	Thursday 23 June, 2016
Source:	Apache S2-037
Industry Reference:	CVE-2016-4438
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	A Remote Code Execution vulnerability exists in Apache Struts REST plugin. By sending a request containing a specially crafted expression, a remote attacker can exploit this vulnerability in order to execute arbitrary code on an Apache server.

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 Apache Struts REST plugin Remote Code Execution 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: Apache Struts REST plugin Remote Code Execution