CVE-2022-3157

Rockwell Automation GuardLogix and ControlLogix controllers Vulnerable to Denial-Of-Service Attack

Description

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).

References

Link	Tags
https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1137757	permissions required vendor advisory

Frequently Asked Questions

What is the severity of CVE-2022-3157?: CVE-2022-3157 has been scored as a high severity vulnerability.
How to fix CVE-2022-3157?: To fix CVE-2022-3157, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-3157 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2022-3157 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-3157?: CVE-2022-3157 affects Rockwell Automation CompactLogix 5370, Rockwell Automation Compact GuardLogix, Rockwell Automation ControlLogix 5570, Rockwell Automation ControlLogix 5570 Redundancy, Rockwell Automation GuardLogix 5570.

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Description

Category

CWE-20 – Improper Input Validation

References

Frequently Asked Questions