CVE-2025-14027: Rockwell Automation Recommends Upgrading From 1756-RM2 XT To 1756-RM3 XT

Published Jan 20, 2026
·
Updated

Multiple denial-of-service vulnerabilities exist in the affected product. These issues can be triggered through various crafted inputs, including malformed Class 3 messages, memory leak conditions, and other resource exhaustion scenarios. Exploitation may cause the device to become unresponsive and, in some cases, result in a major nonrecoverable fault. Recovery may require a restart.

Affected Software

1 affected component
Rockwell Automation 1756-RM2 XT<1756-RM3 XT

Remediation

Information

Upgrade to 1756-RM3

Event History

Jan 20, 2026
CVE Published
via MITRE·01:56 PM
Data Sourced
via MITRE·01:56 PM
RemedyDescriptionWeakness
Data Sourced
via NVD·02:16 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2025-14027?

CVE-2025-14027 has been classified as a high severity vulnerability due to multiple denial-of-service issues.

2

How do I fix CVE-2025-14027?

To mitigate CVE-2025-14027, upgrade from Rockwell Automation 1756-RM2 XT to 1756-RM3 XT as recommended.

3

What types of vulnerabilities are included in CVE-2025-14027?

CVE-2025-14027 includes denial-of-service vulnerabilities that can be exploited through malformed Class 3 messages and memory leak conditions.

4

What products are affected by CVE-2025-14027?

The affected product for CVE-2025-14027 is the Rockwell Automation 1756-RM2 XT.

5

What are the potential impacts of CVE-2025-14027?

The potential impacts of CVE-2025-14027 include resource exhaustion and system outages leading to operational disruptions.

Contact

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