What’s Vulnerable › Vulnerabilities
CVE-2025-71410: Malicious Link Control Frames Can Cause Loss of CPDLC Functions
- Severity: medium (CVSS 5.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-08-07 · updated 2026-09-29
- Weakness: CWE-770
Description
Unnumbered Disconnect (U DISC) and malformed Aviation Very High Frequency Link Control frames can terminate sessions and lead to a loss of CPDLC functions requiring a reversion to voice communication and increased controller workload. This type of attack can be carried out remotely over radio frequency.
Affected products
- ATN-B1 CPDLC: all versions
References
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