ATN-B1 vulnerabilities
We track 2 vulnerabilities in ATN-B1 products. 2 are rated high or critical, and none are known to be exploited. The most recent was published on August 7, 2026.
2vulnerabilities
0critical
2high
0exploited
7.1average CVSS score
Latest ATN-B1 vulnerabilities
- 7.1 High severity
CPDLC: Improper Check for Unusual or Exceptional Conditions
Injection of false emergency or status messages over CPDLC may lead to misallocation of resources, operational confusion, and improper response actions by flight crews, traffic controllers, and ground operations. This type of attack can be carried out remotely
- 7.1 High severity
CPDLC: Missing Authentication for Critical Functionality
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 fre