Check Point Advisories

Rockwell Automation CompactLogix 5370 Buffer Overflow Denial of Service (CVE-2019-10954)

Vulnerability
Protection

Check Point Reference:	CPAI-2019-0708
Date Published:	26 May 2019
Severity:	High
Last Updated:	Sunday 02 June, 2019
Source:
Industry Reference:	CVE-2019-10954
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	CompactLogix 5370 L1 controllers, versions 20 to 30.014 and earlier CompactLogix 5370 L2 controllers, versions 20 to 30.014 and earlier CompactLogix 5370 L3 controllers, versions 20 to 30.014 and earlier Compact GuardLogix 5370 controllers, versions 20 to 30.014 and earlier Armor Compact GuardLogix 5370 controllers, versions 20 to 30.014 and earlier
Vulnerability Description	A denial of service vulnerability exists in Rockwell Automation CompactLogix 5370 PLCs. A remote, unauthenticated attacker could send crafted SMTP configuration packets to cause 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

In the IPS tab, click Protections and find the Rockwell Automation CompactLogix 5370 Buffer Overflow Denial of Service (CVE-2019-10954) 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: SCADA Protection Violation.
Attack Information: Rockwell Automation CompactLogix 5370 Buffer Overflow Denial of Service (CVE-2019-10954)