# CVE-2025-71413

## Summary

- **CVE ID:** CVE-2025-71413
- **Severity:** MEDIUM
- **CVSS Score:** 6 (CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N)
- **CWE:** CWE-754
- **Published:** Aug 7, 2026
- **Last Modified:** Aug 10, 2026

## Description

Malformed or out-of-sequence frames at the Aviation Very High Frequency Link Control X.25 layers cause repeated resets which may result in increased workload and reduced situational awareness. This type of attack can be carried out remotely over radio frequency.

## Affected Products

- ATN-B1 — CPDLC (All versions)

## References

- [CNA](https://www.cisa.gov/news-events/ics-advisories/icsa-26-219-01)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.20%
- **EPSS Percentile:** 9.9

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._