# CVE-2025-1727

## Summary

- **CVE ID:** CVE-2025-1727
- **Severity:** HIGH
- **CVSS Score:** 8.1 (CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N)
- **CWE:** CWE-1390
- **Published:** Jul 10, 2025
- **Last Modified:** Mar 13, 2026

## Description

The protocol used for remote linking over RF for End-of-Train and 
Head-of-Train (also known as a FRED) relies on a BCH checksum for packet
 creation. It is possible to create these EoT and HoT packets with a 
software defined radio and issue brake control commands to the EoT 
device, disrupting operations or potentially overwhelming the brake 
systems.

## Affected Products

- End-of-Train and Head-of-Train remote linking protocol — End-of-Train and Head-of-Train remote linking protocol (All versions)

## References

- [CNA](https://www.cisa.gov/news-events/ics-advisories/icsa-25-191-10)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.63%
- **EPSS Percentile:** 47.9

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._