CVE-2025-11694

Rockwell Automation CompactLogix 5370 Controllers – Multiple Vulnerabilities

Published Jun 16, 2026 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Description
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.

Remediation

Vendor Solution

V38.011 https://compatibility.rockwellautomation.com/Pages/MultiProductFindDownloads.aspx

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Rockwellautomation
Rockwellautomation compactlogix 5370
Vendors & Products Rockwellautomation
Rockwellautomation compactlogix 5370
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title Rockwell Automation CompactLogix 5370 Controllers – Multiple Vulnerabilities
Weaknesses CWE-354
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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Rockwell
Published
Updated
Jun 16, 2026, 5:48 PM
Reserved
Oct 13, 2025, 3:55 PM
Status
Awaiting Analysis
Published
Jun 16, 2026, 3:16 PM
Modified
Oct 7, 2026, 8:10 AM