CVE-2020-26557

HIGH

Bluetooth Mesh <1.0.1 - Info Disclosure

Title source: llm
STIX 2.1

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).

References (3)

Core 3
Core References
Third Party Advisory, US Government Resource x_refsource_misc
https://kb.cert.org/vuls/id/799380
Third Party Advisory, US Government Resource
https://www.kb.cert.org/vuls/id/799380

Scores

CVSS v3 7.5
EPSS 0.0083
EPSS Percentile 52.8%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-287
Status published
Products (2)
bluetooth/mesh_profile 1.0.0
bluetooth/mesh_profile 1.0.1
Published May 24, 2021
Tracked Since Feb 18, 2026