CVE-2022-3157

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

HIGH
7.5
CVSS Score
Published: December 16, 2022 at 08:35 PM UTC
Updated: June 17, 2026 at 04:58 AM UTC
13 products affected across 1 vendorCompact Guardlogix 5380 FirmwareCompact Guardlogix 5370 FirmwareGuardlogix 5570 Firmware

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Severity
HIGH7.5
Exploit prediction
EPSS 2%
SSVC
No known exploit

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).

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

28 ≤ v ≤ 33
rockwellautomation-compact-guardlogix-5370 (same device)
20 ≤ v ≤ 33
rockwellautomation-compactlogix-5370 (same device)
20 ≤ v ≤ 33
rockwellautomation-controllogix-5570 (same device)
20 ≤ v ≤ 33
rockwellautomation-controllogix-5570-redundancy (same device)
20 ≤ v ≤ 33
rockwellautomation-guardlogix-5570 (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-20NVD-CWE-noinfo

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