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CVE-2025-11743— Rockwell Automation CompactLogix® 5370 Denial of Service Vulnerability

Quick assessment

Affected
Rockwell Automation CompactLogix® 5370
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Rockwell Automation CompactLogix 5370是美国罗克韦尔（Rockwell Automation）公司的一款可编程逻辑控制器。 Rockwell Automation CompactLogix 5370存在安全漏洞，该漏洞源于发送格式错误的CIP forward open消息，可能导致重大不可恢复故障，需要重启才能恢复。

AI Predicted 7.5 Difficulty: Moderate EPSS 0.18% · P7

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2025-11743

Vulnerability Information
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Vulnerability Title
Rockwell Automation CompactLogix® 5370 Denial of Service Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A denial-of-service security issue in the affected product. The security issue occurs when a malformed CIP forward open message is sent. This could result in a major nonrecoverable fault a restart is required to recover.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1284
Source: CVE Program / CVE List V5
Vulnerability Title
Rockwell Automation CompactLogix 5370 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Rockwell Automation CompactLogix 5370是美国罗克韦尔（Rockwell Automation）公司的一款可编程逻辑控制器。 Rockwell Automation CompactLogix 5370存在安全漏洞，该漏洞源于发送格式错误的CIP forward open消息，可能导致重大不可恢复故障，需要重启才能恢复。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Rockwell Automation CompactLogix® 5370 Version 34.013 and prior, Version 35.012 and prior, Version 36.011 -

II. Public POCs for CVE-2025-11743

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III. Intelligence Information for CVE-2025-11743

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Same Patch Batch · Rockwell Automation · 2026-01-20 · 13 CVEs total

CVE-2025-9283 ArmorStart® LT - Multiple Denial-of-Service Vulnerabilities
CVE-2025-9282 ArmorStart® LT - Multiple Denial-of-Service Vulnerabilities
CVE-2025-9281 ArmorStart® LT - Multiple Denial-of-Service Vulnerabilities
CVE-2025-9280 ArmorStart® LT - Multiple Denial-of-Service Vulnerabilities
CVE-2025-14027 Rockwell Automation Recommends Upgrading From 1756-RM2 XT To 1756-RM3 XT
CVE-2025-9279 ArmorStart® LT - Multiple Denial-of-Service Vulnerabilities
CVE-2025-9278 ArmorStart® LT - Multiple Denial-of-Service Vulnerabilities
CVE-2025-9466 ArmorStart® LT - Multiple Denial-of-Service Vulnerabilities
CVE-2025-9465 ArmorStart® LT - Multiple Denial-of-Service Vulnerabilities
CVE-2025-9464 Rockwell Automation ArmorStart® LT - Multiple Denial-of-Service Vulnerabilities
CVE-2025-14377 Verve Asset Manager – Plaintext Storage Vulnerabilities
CVE-2025-14376 Verve Asset Manager – Plaintext Storage Vulnerabilities

IV. Related Vulnerabilities

Same vendor: Rockwell Automation
Same weakness: CWE-1284

V. Comments for CVE-2025-11743

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