CVE-2019-10120
On eQ-3 HomeMatic CCU2 devices before 2.41.8 and CCU3 devices before 3.43.16, automatic login configuration (aka setAutoLogin) can be achieved by continuing to use a session ID after a logout, aka HMCCU-154.
Date published : 2019-07-10
https://www.eq-3.de/Downloads/Software/CCU3-Firmware/CCU3-3.43.16/CCU3-Changelog.3.43.16.pdf