Description
A denial-of-service security issue exists within ArmorStart® LT. The security issue stems from improper handling of a crafted HTTP PUT request sent to the embedded web server. This can result in a loss of web server availability
Published: 2026-09-01
Score: 8.7 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

Vendor Solution

Upgrade to version   v2.002 https://compatibility.rockwellautomation.com/Pages/Downloads.aspx  or later.

Tracking

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Advisories

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History

Tue, 01 Sep 2026 13:00:00 +0000

Type Values Removed Values Added
Description A denial-of-service security issue exists within ArmorStart® LT. The security issue stems from improper handling of a crafted HTTP PUT request sent to the embedded web server. This can result in a loss of web server availability
Title Rockwell Automation ArmorStart® LT Denial Of Service
First Time appeared Rockwell Automation
Rockwell Automation armorstart Lt
Weaknesses CWE-770
CPEs cpe:2.3:a:rockwell_automation:armorstart_lt:v2.001_and_below:*:*:*:*:*:*:*
Vendors & Products Rockwell Automation
Rockwell Automation armorstart Lt
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'}

Subscriptions

Rockwell Automation Armorstart Lt
cve-icon MITRE

Status: PUBLISHED

Assigner: Rockwell

Published:

Updated: 2026-09-01T13:08:17.194Z

Reserved: 2026-08-10T14:37:21.513Z

Link: CVE-2026-19472

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-01T13:18:12.857

Modified: 2026-09-01T13:18:12.857

Link: CVE-2026-19472

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses
  • CWE-770

    Allocation of Resources Without Limits or Throttling