CVE-2020-5589 in Wireless Headphone
Summary
by MITRE
Multiple SONY Wireless Headphones have vulnerability that someone within the Bluetooth range can make the Bluetooth pairing.
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Analysis
by VulDB Data Team • 06/10/2020
The vulnerability identified as CVE-2020-5589 affects multiple Sony Wireless Headphones models and represents a significant security flaw in the Bluetooth pairing process. This issue allows an attacker within Bluetooth range to manipulate or initiate Bluetooth pairing operations without proper authorization, creating a potential entry point for malicious activities. The vulnerability stems from inadequate authentication mechanisms during the Bluetooth pairing procedure, which should normally require user confirmation or specific credentials before establishing a connection. This weakness directly impacts the device's ability to maintain secure communication channels and can lead to unauthorized access to audio streams, device control, and potentially sensitive data transmission.
The technical flaw manifests in the Bluetooth stack implementation of Sony Wireless Headphones, where the pairing process lacks proper validation of the initiating device's legitimacy. This vulnerability falls under the broader category of insecure Bluetooth pairing protocols and can be classified as a weakness in authentication mechanisms according to CWE standards. The attack vector requires only proximity to the target device, making it particularly concerning for consumer electronics where physical access or close-range attacks are feasible. The vulnerability enables what security researchers categorize as a "man-in-the-middle" attack scenario where an adversary can intercept or manipulate Bluetooth communications between the headphones and authorized devices. This issue is particularly dangerous in environments where sensitive audio content is transmitted or when the headphones are used in professional settings where unauthorized access could compromise confidential information.
The operational impact of CVE-2020-5589 extends beyond simple unauthorized pairing, as it can enable more sophisticated attacks including audio eavesdropping, device hijacking, and potential data exfiltration through compromised audio streams. Attackers could exploit this vulnerability to gain control over audio playback functions, potentially playing malicious content or disrupting normal operations. The vulnerability also creates opportunities for attackers to establish persistent connections with the headphones, enabling long-term surveillance or data collection activities. This weakness directly impacts the security posture of consumer electronics and highlights the importance of proper Bluetooth security implementation in wireless devices. Organizations and individuals using these devices face increased risk of privacy violations and potential financial loss through unauthorized device control or data interception.
Mitigation strategies for this vulnerability should focus on implementing proper Bluetooth security protocols and ensuring that all pairing operations require explicit user confirmation. Device manufacturers should update firmware to enforce stronger authentication mechanisms and implement proper pairing validation procedures. Users should be advised to disable Bluetooth when not in use, regularly update device firmware, and avoid pairing with unknown devices. The vulnerability also underscores the need for comprehensive security testing of wireless devices and adherence to security standards such as those defined in the NIST SP 800-153 framework for wireless security. Additionally, security professionals should implement network monitoring to detect suspicious Bluetooth activity and consider deploying Bluetooth security solutions that can identify and block unauthorized pairing attempts. This vulnerability demonstrates the critical importance of securing wireless communication channels in consumer electronics and the potential consequences of inadequate security implementation in everyday devices.