A security issue exists within ArmorStart® LT that can result in a denial-of-service condition. This vulnerability is triggered during fuzzing of multiple CIP classes, which causes the CIP port to become unresponsive.
Advisories

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Fixes

Solution

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Workaround

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History

Tue, 20 Jan 2026 16:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 20 Jan 2026 14:00:00 +0000

Type Values Removed Values Added
Description A security issue exists within ArmorStart® LT that can result in a denial-of-service condition. This vulnerability is triggered during fuzzing of multiple CIP classes, which causes the CIP port to become unresponsive.
Title Rockwell Automation ArmorStart® LT - Multiple Denial-of-Service Vulnerabilities
Weaknesses CWE-400
References
Metrics cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Rockwell

Published:

Updated: 2026-01-20T16:01:58.321Z

Reserved: 2025-08-25T14:52:39.948Z

Link: CVE-2025-9464

cve-icon Vulnrichment

Updated: 2026-01-20T15:58:39.244Z

cve-icon NVD

Status : Received

Published: 2026-01-20T14:16:15.173

Modified: 2026-01-20T14:16:15.173

Link: CVE-2025-9464

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses