Denial of Service Vulnerability in ArmorStart LT by Rockwell Automation
CVE-2025-9464

8.7HIGH

Key Information:

Vendor

Rockwell Automation
Status
Armorstart® Lt
Vendor
CVE Published:
20 January 2026

What is CVE-2025-9464?

A security flaw in ArmorStart® LT can lead to a denial-of-service condition, allowing potential disruptions in operations. This vulnerability is triggered by fuzzing multiple CIP classes, which may cause the CIP port to become unresponsive, impacting system integrity and availability.

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Affected Version(s)

ArmorStart® LT V2.002 and below

References

https://www.rockwellautomation.com/en-us/trust-center/sec...

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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