CVE-2025-9279

HIGHCVSS 7.5/10EPSS 0.53%

Last modified

CVE-2025-9279 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 0.53% chance of exploitation in the next 30 days.

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.

Metrics

Weakness Enumeration

Affected Software

VendorProductVersions
RockwellautomationArmorstart Lt Firmware<= 2.002

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2025-9279?
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.
How severe is CVE-2025-9279?
CVE-2025-9279 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.53% probability of exploitation in the next 30 days.
How do I fix CVE-2025-9279?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST