CVE-2020-26557: High severity bluetooth mesh profile vulnerability
Mesh Provisioning in the Bluetooth Mesh profile 1.0 and 1.0.1 may permit a nearby device (without possession of the AuthValue used in the provisioning protocol) to determine the AuthValue via a brute-force attack (unless the AuthValue is sufficiently random and changed each time).
Affected Software
Event History
Frequently Asked Questions
What is CVE-2020-26557?
CVE-2020-26557 is a vulnerability in the Bluetooth Mesh profile 1.0 and 1.0.1 that could allow a nearby device to determine the AuthValue via a brute-force attack.
How does CVE-2020-26557 affect Bluetooth Mesh profile?
CVE-2020-26557 affects the Bluetooth Mesh profile versions 1.0 and 1.0.1.
What is the severity of CVE-2020-26557?
The severity of CVE-2020-26557 is high, with a severity value of 7.5.
How can a nearby device exploit CVE-2020-26557?
A nearby device can exploit CVE-2020-26557 by conducting a brute-force attack to determine the AuthValue used in the provisioning protocol.
Are there any fixes available for CVE-2020-26557?
To mitigate CVE-2020-26557, it is recommended to ensure that the AuthValue is sufficiently random and changed each time.