  The following technical report provides background information relating to
four CVEs found in the following products: Ultraloq UL3 BT (CVE-2022-46480);
Yale Conexis L1 Smart Lock (CVE-2023-26941); Yale IA-210 Intruder Alarm
(CVE-2023-26942); Yale Keyless Smart Lock (CVE-2023-26943). The work discussed
here was carried out by Ash Allen, Dr. Alexios Mylonas, and Dr. Stilianos
Vidalis as part of a wider research project into smart device security.
Responsible disclosure of all four issues has been made with the appropriate
vendors, and they have been acknowledged as vulnerabilities.
