CVE-2018-11399
SimpliSafe Original has Unencrypted Sensor Transmissions, which allows physically proximate attackers to obtain potentially sensitive information about the specific times when alarm-system events occur.
Date published : 2018-05-24
https://simplisafe.com/files/pdf/SimpliSafe_advisory_8-17-18.pdf
https://www.simpleorsecure.net/simplisafe-security-advisory/