{"id":"CVE-2020-26557","details":"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).","modified":"2026-03-14T14:45:50.509178Z","published":"2021-05-24T18:15:07.903Z","references":[{"type":"WEB","url":"https://www.kb.cert.org/vuls/id/799380"},{"type":"ADVISORY","url":"https://kb.cert.org/vuls/id/799380"},{"type":"ADVISORY","url":"https://www.bluetooth.com/learn-about-bluetooth/key-attributes/bluetooth-security/reporting-security/"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"1.0.0"}]},{"events":[{"introduced":"0"},{"last_affected":"1.0.1"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-26557.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}