Description
A denial-of-service security issue exists within ArmorStart® LT. The security issue stems from improper handling of a crafted HTTP PUT request sent to the embedded web server. This can result in a loss of web server availability
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Rockwell Automation | ArmorStart® LT | v2.001 and below | — |
Advisories 1
- ICSA-26-246-04 Rockwell Automation ArmorStart LT CISA ICS & IT advisories · Sep 3, 2026