Rockwell Automation CompactLogix® 5370 vulnerabilities
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Published CVEs affecting Rockwell Automation CompactLogix® 5370: 3 record(s), with affected versions and fixes.
CVE-2026-9307
Medium · 6.3
CWE-497 Jun 16, 2026
Rockwell Automation CompactLogix 5370 Controllers – Multiple Vulnerabilities
A sensitive information disclosure security issue exists within the affected CompactLogix controllers. The controller's web server exposes CIP Connection IDs on the diagnostics webpage, which are accessible to any unauthenticated user on the network. This information can be leveraged by an attacker to construct malicious packets, leading to Denial-of-Service.
CVE-2025-11694
High · 8.7
CWE-354 Jun 16, 2026
Rockwell Automation CompactLogix 5370 Controllers – Multiple Vulnerabilities
A security issue exists within 1769 CompactLogix controllers due to the missing validation of sequence numbers and source IP addresses in the CIP protocol. This allows attacker to abuse the exposed Connection ID’s visible on the web interface to perform denial-of-service attacks, resulting in a minor fault.
CVE-2025-11743
High · 7.1
CWE-1284 Jan 20, 2026
Rockwell Automation CompactLogix® 5370 Denial of Service Vulnerability
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.