CVE-2022-3157
HIGHCVSS 7.5/10EPSS 1.43%
Last modified
CVE-2022-3157 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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). . EPSS estimates a 1.43% chance of exploitation in the next 30 days.
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).
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Rockwellautomation | Compactlogix 5370 Firmware | >= 20, <= 33 |
| Rockwellautomation | Compact Guardlogix 5370 Firmware | >= 28, <= 33 |
| Rockwellautomation | Compact Guardlogix 5380 Firmware | >= 28, <= 33 |
| Rockwellautomation | Controllogix 5570 Firmware | >= 20, <= 33 |
| Rockwellautomation | Controllogix 5570 Redundancy Firmware | >= 20, <= 33 |
| Rockwellautomation | Guardlogix 5570 Firmware | >= 20, <= 33 |
References
- https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1137757Permissions Required, Vendor Advisory
- https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1137757Permissions Required, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-3157?
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).
How severe is CVE-2022-3157?
CVE-2022-3157 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.43% probability of exploitation in the next 30 days.
How do I fix CVE-2022-3157?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2022-3157?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST