Swissphone DiCal-RED 4009 devices allow a remote attacker to gain access to the administrative web interface via the device password's hash value, without knowing the actual device password.
https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2024-038.txt
https://www.swissphone.com/en-us/solutions/components/terminals/radio-data-module-dical-red/
http://seclists.org/fulldisclosure/2024/Aug/40