CVE-2025-71413
In CPDLC, Malformed or Out of Sequence Frames Can Cause Resets
CVSS Score
5.3
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-754 |
| Vendor | atn-b1 |
| Product | cpdlc |
| Published | Aug 7, 2026 |
Stay Ahead of the Next One
Get instant alerts for atn-b1 cpdlc
Be the first to know when new medium vulnerabilities affecting atn-b1 cpdlc are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
ATN-B1 / CPDLC
All versions
References
Credits
Martin Strohmeier of Armasuisse reported this vulnerability to CISA.