CVE-2025-9466

EUVD-2026-3435
A security issue exists within ArmorStart® LT that can result in a denial-of-service condition. During execution of the Achilles EtherNet/IP and CIP grammar tests, the device reboots unexpectedly, causing the Link State Monitor to go down for several seconds.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 29%
Affected Products (NVD)
VendorProductVersion
rockwellautomationarmorstart_lt_firmware
𝑥
≤ 2.002
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1768.html