Lack of authentication for Very High Frequency Data Link messages allows rogue ground stations to inject CPDLC messages leading to unexpected or misleading clearances and potential pilot confusion. This type of attack can be carried out remotely over radio frequency.
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

These vulnerabilities in the CPDLC protocol stack are exploitable in a lab environment. However, they require very specific conditions to be met and are unlikely to be exploited outside of a lab setting.

History

Mon, 10 Aug 2026 19:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Sat, 08 Aug 2026 21:00:00 +0000

Type Values Removed Values Added
First Time appeared Atn-b1
Atn-b1 cpdlc
Vendors & Products Atn-b1
Atn-b1 cpdlc

Fri, 07 Aug 2026 19:15:00 +0000

Type Values Removed Values Added
Description Lack of authentication for Very High Frequency Data Link messages allows rogue ground stations to inject CPDLC messages leading to unexpected or misleading clearances and potential pilot confusion. This type of attack can be carried out remotely over radio frequency.
Title No Authentication for Very High Frequency Data Link messages used in CPDLC
Weaknesses CWE-306
References
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:L'}

cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:H/SA:L'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: icscert

Published:

Updated: 2026-08-10T18:24:59.021Z

Reserved: 2026-08-04T20:31:35.645Z

Link: CVE-2025-71409

cve-icon Vulnrichment

Updated: 2026-08-10T18:19:32.833Z

cve-icon NVD

Status : Received

Published: 2026-08-07T19:17:33.720

Modified: 2026-08-10T19:17:27.210

Link: CVE-2025-71409

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-08T20:40:36Z

Weaknesses