CVE-2025-8007: Rockwell Automation 1756-ENT2R, EN4TR, EN4TRXT Vulnerability

Published Sep 9, 2025
·
Updated

A security issue exists in the protected mode of 1756-EN4TR and 1756-EN2TR communication modules, where a Concurrent Forward Close operation can trigger a Major Non-Recoverable (MNFR) fault. This condition may lead to unexpected system crashes and loss of device availability.

Affected Software

14 affected components
Rockwell Automation 1756-EN4TR
Rockwell Automation 1756-EN2TR
Rockwell Automation 1756-ENT2R
Rockwell Automation 1756-EN4TRXT
All of the following
rockwellautomation 1756-en2tr Series A Firmware<7.001
rockwellautomation 1756-en2tr Series A
All of the following
rockwellautomation 1756-en2tr Series B Firmware<7.001
rockwellautomation 1756-en2tr Series B
All of the following
rockwellautomation 1756-en2tr Series C Firmware<7.001
rockwellautomation 1756-en2tr Series C
All of the following
rockwellautomation 1756-en4tr Firmware<7.001
rockwellautomation 1756-en4tr
All of the following
rockwellautomation 1756-en4trxt Firmware<7.001
rockwellautomation 1756-en4trxt

Remediation

Information

Version 7.001 or later

Event History

Sep 9, 2025
CVE Published
via MITRE·12:29 PM
Data Sourced
via MITRE·12:29 PM
RemedyDescriptionWeakness
Data Sourced
via NVD·01:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-8007?

CVE-2025-8007 has been classified as a Major Non-Recoverable fault that can lead to system crashes and loss of device availability.

2

How do I fix CVE-2025-8007?

Fixing CVE-2025-8007 involves updating the affected communication modules to the latest firmware provided by Rockwell Automation.

3

Which devices are affected by CVE-2025-8007?

CVE-2025-8007 affects the Rockwell Automation 1756-EN4TR, 1756-EN2TR, 1756-ENT2R, and 1756-EN4TRXT communication modules.

4

What should I do if I encounter a Major Non-Recoverable fault due to CVE-2025-8007?

If a Major Non-Recoverable fault occurs due to CVE-2025-8007, immediate action should be taken to reboot the device and perform a firmware update.

5

Is there a workaround for CVE-2025-8007?

Currently, the best method to handle CVE-2025-8007 is to avoid concurrent forward close operations until a firmware update is applied.

Contact

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