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OpenAdvisories
High · 8.7 CVE-2025-9279 EUVD-2026-3429GHSA-h34x-g3mq-6cc8

ArmorStart® LT - Multiple Denial-of-Service Vulnerabilities

Published Jan 20, 2026 · Updated Jan 20, 2026 · Assigned by Rockwell

Description

A security issue exists within ArmorStart® LT that can result in a denial-of-service condition. During execution of the Achilles EtherNet/IP Step Limit Storm tests, the device reboots unexpectedly, causing the Link State Monitor to go down for several seconds.

Affected products

VendorProductAffectedFixed
Rockwell Automation ArmorStart® LT V2.002 and below —

Advisories 1

References