PT-2026-3564 · Unknown · Armorstart St

Published 2026-01-20 · Updated 2026-01-20 · CVE-2025-9281

Positive Technologies (AI Summary)

CVSS v4.0

8.7

High

Base vector

AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions ArmorStart® LT (affected versions not specified)

Description A security issue within ArmorStart® LT can lead to a denial-of-service condition. This occurs during the execution of Achilles Comprehensive step limit storm tests, causing the device to reboot.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

BDU:2026-00876

CVE-2025-9281

Affected Products

Armorstart St

References · 7

• https://rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1768.html · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-00876 · Security Note
• https://osv.dev/vulnerability/CVE-2025-9281 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-9281 · Security Note
• https://t.me/CVEtracker/42618 · Telegram Post
• https://twitter.com/CVEnew/status/2013614342910964006 · Twitter Post
• https://twitter.com/VulmonFeeds/status/2013636604468801816 · Twitter Post