CVEvulnerability
CVE-2020-26557
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2021-05-24
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 2.9 LOW — AV:A/AC:M/Au:N/C:P/I:N/A:N
- Weaknesses
- CWE-287
Description
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 configurations
• bluetooth mesh profile 1.0.0
• bluetooth mesh profile 1.0.1
Related
Weakness · CWE (1)
- CWE-287 Improper Authentication weakness
References
- https://kb.cert.org/vuls/id/799380 Third Party Advisory, US Government Resource
- https://www.bluetooth.com/learn-about-bluetooth/key-attributes/bluetooth-security/reporting-security/ Vendor Advisory
- https://kb.cert.org/vuls/id/799380 Third Party Advisory, US Government Resource
- https://www.bluetooth.com/learn-about-bluetooth/key-attributes/bluetooth-security/reporting-security/ Vendor Advisory
- https://www.kb.cert.org/vuls/id/799380 www.kb.cert.org