Check Point Advisories

Rockwell Automation RSLinx Classic Remote Code Execution (CVE-2019-6553)

Check Point Reference: CPAI-2019-0369
Date Published: 10 Mar 2019
Severity: Critical
Last Updated: 12 Dec 2019
Industry Reference:CVE-2019-6553
Protection Provided by:

Security Gateway
R80, R77, R75

Who is Vulnerable? Rockwell Automation RSLinx Classic Versions 4.10.00 and earlier
Vulnerability Description A buffer overflow vulnerability exists in RSLinx Classic. This is due to a lack of input validation when handling EtherNet/IP packets. A successful exploitation of the vulnerability could to arbitrary code execution or denial of service conditions.

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 Rockwell Automation RSLinx Classic Remote Code Execution (CVE-2019-6553) 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:  SCADA Protection Violation.
Attack Information:  Rockwell Automation RSLinx Classic Remote Code Execution (CVE-2019-6553)

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