CVE-2025-9041

Rockwell Automation FLEX 5000 I/O - Module Fault

Published Aug 14, 2025 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Description
A security issue exists due to improper handling of CIP Class 32’s request when a module is inhibited on the 5094-IF8 device. It causes the module to enter a fault state with the Module LED flashing red. Upon un-inhibiting, the module returns a connection fault (Code 16#0010), and the module cannot recover without a power cycle.

Remediation

Vendor Solution

Upgrade to version 2.012 or later

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-24830 A security issue exists due to improper handling of CIP Class 32’s request when a module is inhibited on the 5094-IF8 device. It causes the module to enter a fault state with the Module LED flashing red. Upon un-inhibiting, the module returns a connection fault (Code 16#0010), and the module cannot recover without a power cycle.
History
Type Values Removed Values Added
First Time appeared Rockwellautomation
Rockwellautomation flex 5000 Io
Vendors & Products Rockwellautomation
Rockwellautomation flex 5000 Io
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 due to improper handling of CIP Class 32’s request when a module is inhibited on the 5094-IF8 device. It causes the module to enter a fault state with the Module LED flashing red. Upon un-inhibiting, the module returns a connection fault (Code 16#0010), and the module cannot recover without a power cycle.
Title Rockwell Automation FLEX 5000 I/O - Module Fault
Weaknesses CWE-1287
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
Aug 14, 2025, 3:01 PM
Reserved
Aug 14, 2025, 1:58 PM
Status
Deferred
Published
Aug 14, 2025, 3:15 PM
Modified
Jun 17, 2026, 10:08 AM