CVE-2020-26556

Summary

CVECVE-2020-26556
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-05-24 18:15:00 UTC
Updated2022-04-29 14:10:00 UTC
DescriptionMesh Provisioning in the Bluetooth Mesh profile 1.0 and 1.0.1 may permit a nearby device, able to conduct a successful brute-force attack on an insufficiently random AuthValue before the provisioning procedure times out, to complete authentication by leveraging Malleable Commitment.

Risk And Classification

Problem Types: CWE-307

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Bluetooth Bluetooth Core Specification All All All All
Application Bluetooth Mesh Profile 1.0.0 All All All
Application Bluetooth Mesh Profile 1.0.1 All All All

References

ReferenceSourceLinkTags
VU#799380 - Devices supporting Bluetooth Core and Mesh Specifications are vulnerable to impersonation attacks and AuthValue disclosure MISC kb.cert.org
VU#799380 - Devices supporting Bluetooth Core and Mesh Specifications are vulnerable to impersonation attacks and AuthValue disclosure CERT-VN www.kb.cert.org
Reporting Security Vulnerabilities | Bluetooth® Technology Website MISC www.bluetooth.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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