# CVE-2025-14027

## Summary

- **CVE ID:** CVE-2025-14027
- **Severity:** HIGH
- **CVSS Score:** 8.7 (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)
- **CWE:** CWE-401
- **Published:** Jan 20, 2026
- **Last Modified:** Mar 12, 2026

## Description

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 Products

- Rockwell Automation — ControlLogix® Redundancy Enhanced Module (All Versions)

## References

- [CNA](https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1769.html)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.34%
- **EPSS Percentile:** 27.3

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._