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.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Rockwell Automation | CompactLogix® 5370 | Version 34.013 and prior, Version 35.012 and prior, Version 36.011 | — |
Advisories 1
- ICSA-26-022-03 Rockwell Automation CompactLogix 5370 CISA ICS & IT advisories · Jan 22, 2026