CVE-2025-9465CWE-400

ArmorStart® LT - Multiple Denial-of-Service Vulnerabilities

High · published January 20, 2026

CVSS v4.0
8.7
EPSS
0%
Percentile
41.6
In the wild
Unconfirmed
What it is

⚡ A simple grammar test could bring down your entire ArmorStart® LT device! This unexpected reboot is a denial-of-service (DoS) condition just waiting to happen. 😱 Think of it like a power outage at a restaurant during peak hour — chaos ensues, food orders are lost, and patrons are frustrated. In this case, the device reboots unexpectedly, just like the lights flickering out and leaving everyone in the dark for a few moments. This vulnerability could cause significant downtime, leaving crucial processes in limbo. If the Link State Monitor goes down, your ability to manage connections and data flow could be severely impacted, leading to potential disruptions in your operations.

Put simply

Think of it like a power outage at a restaurant during peak hour — chaos ensues, food orders are lost, and patrons are frustrated. In this case, the device reboots unexpectedly, just like the lights flickering out and leaving everyone in the dark for a few moments. The flaw occurs during the execution of the Achilles Comprehensive grammar tests, causing the device to reboot unexpectedly, which results in a denial-of-service situation as the Link State Monitor is temporarily disabled.

What to do

This vulnerability could cause significant downtime, leaving crucial processes in limbo. If the Link State Monitor goes down, your ability to manage connections and data flow could be severely impacted, leading to potential disruptions in your operations. To remediate this issue, ensure you're running the latest firmware version that addresses this vulnerability. Regularly monitor updates from the vendor and establish a maintenance window to check and apply any patches. 🛡️ You’ve got this! Take these steps, and you’ll keep your ArmorStart® LT running smoothly and efficiently! 🚀

The record
Technical detail
CVSS v4.0
8.7 · HIGH
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
EPSS
0.00495 · 41.6th percentile
Weakness
CWE-400 · Uncontrolled Resource Consumption
Published
2026-01-20T13:51Z
EPSS history
Timeline
  • 20 JAN 13:51Z
    ArmorStart® LT - Multiple Denial-of-Service Vulnerabilities
    cvelistv5