CVE-2019-17627

medium

Description

The Yale Bluetooth Key application for mobile devices allows unauthorized unlock actions by sniffing Bluetooth Low Energy (BLE) traffic during one authorized unlock action, and then calculating the authentication key via simple computations on the hex digits of a valid authentication request. This affects the Yale ZEN-R lock and unspecified other locks.

References

https://github.com/PwnMonkeyLab/YaleDoorlockVulnerability/blob/master/HowToDo.md

Details

Source: Mitre, NVD

Published: 2019-10-16

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 3.3

Vector: CVSS2#AV:A/AC:L/Au:N/C:P/I:N/A:N

Severity: Low

CVSS v3

Base Score: 6.5

Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Severity: Medium

EPSS

EPSS: 0.00158