high
8.6
CWE
20
Advisory Published
Updated

CVE-2022-3157: Rockwell Automation GuardLogix and ControlLogix controllers Vulnerable to Denial-Of-Service Attack

First published: Fri Dec 16 2022(Updated: )

A vulnerability exists in the Rockwell Automation controllers that allows a malformed CIP request to cause a major non-recoverable fault (MNRF) and a denial-of-service condition (DOS).

Credit: PSIRT@rockwellautomation.com

Affected SoftwareAffected VersionHow to fix
Rockwellautomation Compactlogix 5370 Firmware>=20<=33
Rockwellautomation Compactlogix 5370
Rockwellautomation Compact Guardlogix 5370 Firmware>=28<=33
Rockwellautomation Compact Guardlogix 5370
Rockwellautomation Compact Guardlogix 5380 Firmware>=28<=33
Rockwellautomation Compact Guardlogix 5380
Rockwellautomation Controllogix 5570 Firmware>=20<=33
Rockwellautomation Controllogix 5570
Rockwellautomation Controllogix 5570 Redundancy Firmware>=20<=33
Rockwellautomation Controllogix 5570 Redundancy
Rockwellautomation Guardlogix 5570 Firmware>=20<=33
Rockwellautomation Guardlogix 5570

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Reference Links

Frequently Asked Questions

  • What is CVE-2022-3157?

    CVE-2022-3157 is a vulnerability that exists in the Rockwell Automation controllers and can cause a major non-recoverable fault (MNRF) and a denial-of-service (DoS) condition.

  • What is the severity of CVE-2022-3157?

    CVE-2022-3157 has a severity value of 7.5, which is considered high.

  • Which software versions are affected by CVE-2022-3157?

    CVE-2022-3157 affects Rockwell Automation CompactLogix 5370 Firmware versions 20 to 33, and Compact GuardLogix 5370/5380 Firmware versions 28 to 33.

  • How can CVE-2022-3157 be exploited?

    CVE-2022-3157 can be exploited by sending a malformed CIP request to the vulnerable Rockwell Automation controllers.

  • How can I fix CVE-2022-3157?

    To fix CVE-2022-3157, it is recommended to apply the necessary security patches and updates provided by Rockwell Automation.

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