Anhui Huami Mi Fit Android Application - Unencrypted Update Check (CVE-2019-19463)
"Mi Fit tracks your activity, analyzes sleep, and evaluates your workouts."
The Anhui Huami Mi Fit Android application (version 4.0.10 and below), does not encrypt the connection when it checks for an update.
An attacker who can monitor network traffic may be able to tamper with the application's update function.
October 21, 2019 - Attempted to obtain a security contact via an email to firstname.lastname@example.org
October 22, 2019 - Provided the details to CERT/CC
October 23, 2019 - CERT/CC opened a case for tracking
November 4, 2019 - Attempted to obtain a security contact via an email to email@example.com
Upgrade to version 4.0.11 or later