Description
A specific malformed fragmented packet type (fragmented packets may be generated automatically by devices that send large amounts of data) can cause a major nonrecoverable fault (MNRF) Rockwell Automation's ControlLogix 5580, Guard Logix 5580, CompactLogix 5380, and 1756-EN4TR. If exploited, the affected product will become unavailable and require a manual restart to recover it. Additionally, an MNRF could result in a loss of view and/or control of connected devices.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Rockwell Automation | ControlLogix 5580 | v35.011 | — |
| Rockwell Automation | GuardLogix 5580 | v35.011 | — |
| Rockwell Automation | CompactLogix 5380 | v5.001 | — |
| Rockwell Automation | 1756-EN4TR | v5.001 | — |
Advisories 2
- ICSA-24-107-03 Rockwell Automation ControlLogix and GuardLogix (Update A) CISA ICS & IT advisories · May 9, 2024
- WID-SEC-2024-0908 Rockwell Automation ControlLogix: Schwachstelle ermöglicht Denial of Service BSI CERT-Bund (WID) · Apr 16, 2024