Description
A denial-of-service issue exists in 5380/5480/5580 controllers. This vulnerability could potentially allow a malicious user to write invalid file data to the controller, causing the device to enter a major non-recoverable fault (MNRF).
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Rockwell Automation | CompactLogix® 5370 Compact GuardLogix® 5370 ControlLogix® 5570 GuardLogix® 5570 | V34.012 and earlier V35.011 and earlier | — |
Advisories 2
- WID-SEC-2026-2338 Rockwell Automation CompactLogix und ControlLogix: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jul 16, 2026
- ICSA-26-197-06 Rockwell Automation CompactLogix, ControlLogix, Compact GuardLogix and GuardLogix CISA ICS & IT advisories · Jul 16, 2026