Medium severity6.5NVD Advisory· Published Oct 16, 2019· Updated Jun 17, 2026
CVE-2019-17627
CVE-2019-17627
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.
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Affected products
4- cpe:2.3:a:yalehome:yale_bluetooth_key:-:*:*:*:*:android:*:*
- Yale/Yale Bluetooth Key applicationdescription
Patches
Vulnerability mechanics
References
1- github.com/PwnMonkeyLab/YaleDoorlockVulnerability/blob/master/HowToDo.mdnvdExploitThird Party Advisory
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