Ypsomed mylife App and Cloud encrypted traffic with hard-coded secrets and fixed IVs
CISA advisory ICSMA-21-196-01 covers four flaws in the Ypsomed mylife App before 1.7.5 and mylife Cloud before 1.7.2, including password hash disclosure (CVE-2021-27491) and application-layer encryption based on hard-coded secrets (CVE-2021-27503). Ypsomed fixed the cloud and released app 1.7.5.