Description
An attacker could send crafted SMTP packets to cause a denial-of-service condition where the controller enters a major non-recoverable faulted state (MNRF) in CompactLogix 5370 L1, L2, and L3 Controllers, Compact GuardLogix 5370 controllers, and Armor Compact GuardLogix 5370 Controllers Versions 20 - 30 and earlier.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Rockwell Automation | CompactLogix 5370 L1 controllers | < 20 - 30 | 20 - 30 |
| Rockwell Automation | CompactLogix 5370 L2 controllers | < 20 - 30 | 20 - 30 |
| Rockwell Automation | CompactLogix 5370 L3 controllers | < 20 - 30 | 20 - 30 |
| Rockwell Automation | Compact GuardLogix 5370 controllers | < 20 - 30 | 20 - 30 |
| Rockwell Automation | Armor Compact GuardLogix 5370 controllers | < 20 - 30 | 20 - 30 |
Advisories 1
- ICSA-19-120-01 ICSA-19-120-01_Rockwell Automation CompactLogix 5370 CISA ICS & IT advisories · Apr 30, 2019