Rockwell Automation CompactLogix® 5370 Denial of Service Vulnerability_CVE-2025-11743

7.1 / 10

HIGH

CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Description

A denial-of-service security issue in the affected product. The security issue occurs when a malformed CIP forward open message is sent. This could result in a major nonrecoverable fault a restart is required to recover.

Basic Information

ID CVE-2025-11743

Source Rockwell

Published Jan 20, 2026 at 13:52

Modified Jan 20, 2026 at 14:58

Affected Product

Vendor Rockwell Automation

Product CompactLogix® 5370

Version Version 34.013 and prior, Version 35.012 and prior, Version 36.011

Affected Versions Rockwell Automation CompactLogix® 5370 Version 34.013 and prior, Version 35.012 and prior, Version 36.011

CWE Classification

CWE-1284

References

www.rockwellautomation.com /en-us/trust-center/security-advisories/advisory.SD1770.html

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