CVE-2025-71411 in CPDLC
Summary
by MITRE • 08/07/2026
Broadcast control frames can disconnect multiple aircraft simultaneously leading to delayed clearances and air traffic controller overload. This type of attack can be carried out remotely over radio frequency.
Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
Analysis
by VulDB Data Team • 08/09/2026
This vulnerability represents a critical security flaw in aviation communication systems that exploits the broadcast nature of wireless control protocols used in aircraft navigation and air traffic management. The technical implementation relies on the fundamental design of radio frequency communication systems where control frames are transmitted to multiple recipients simultaneously rather than individualized messages. When an attacker successfully manipulates these broadcast control frames, they can effectively disconnect multiple aircraft from their ground control systems concurrently, creating cascading failures that overwhelm air traffic control infrastructure.
The operational impact of such an attack extends far beyond simple communication disruption, as it creates a domino effect throughout the entire air traffic management ecosystem. When multiple aircraft lose connection simultaneously, air traffic controllers face an unprecedented workload as they must manually reestablish contact with each affected aircraft while managing the complex coordination required to maintain safe separation distances. This situation directly violates the core principles of aviation safety protocols that rely on continuous communication between pilots and ground control, creating a scenario where controller overload becomes inevitable.
From a cybersecurity perspective, this vulnerability aligns with several common weaknesses identified in the CWE database including improper handling of broadcast communications and insufficient validation of control frame integrity. The attack vector operates entirely over radio frequency channels, making it particularly dangerous as it requires no physical access to aircraft systems and can be executed from considerable distances. This remote exploitation capability places the vulnerability squarely within the ATT&CK framework under the technique of "T1566 - Phishing" and "T1046 - Network Service Scanning" when considering reconnaissance phases, though the actual execution occurs through radio frequency manipulation rather than traditional network protocols.
The mitigation strategies for this vulnerability require a multi-layered approach focusing on both detection and prevention mechanisms. Implementation of authentication protocols for control frames, encryption of broadcast communications, and real-time monitoring systems that can detect anomalous control frame patterns represent critical defensive measures. Additionally, redundant communication pathways and fail-safe procedures must be established to ensure that when broadcast control frames are compromised, alternative communication methods remain available to maintain air traffic safety standards. The vulnerability demonstrates the importance of considering physical layer security in aviation systems, as traditional network security measures prove insufficient against radio frequency-based attacks that target fundamental communication protocols rather than software implementations.
The broader implications extend to the entire aviation industry's approach to wireless security, requiring organizations to reassess their risk management strategies for critical infrastructure that relies on broadcast communication protocols. This vulnerability highlights the need for comprehensive security frameworks that address both digital and physical attack surfaces in aviation systems, particularly as these networks become increasingly interconnected and dependent on wireless technologies for mission-critical operations.