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Mesh Provisioning in the Bluetooth Mesh profile 1.0 and 1...

High severity Unreviewed Published May 24, 2022 to the GitHub Advisory Database • Updated Jan 27, 2023

Package

No package listed— Suggest a package

Affected versions

Unknown

Patched versions

Unknown

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

Published by the National Vulnerability Database May 24, 2021
Published to the GitHub Advisory Database May 24, 2022
Last updated Jan 27, 2023

Severity

High
7.5
/ 10

CVSS base metrics

Attack vector
Adjacent
Attack complexity
High
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CVE ID

CVE-2020-26557

GHSA ID

GHSA-gprg-wq36-vj82

Source code

No known source code

Dependabot alerts are not supported on this advisory because it does not have a package from a supported ecosystem with an affected and fixed version.

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