M4s Firmware Security Vulnerabilities

CVE-2019-15425

The Kata M4s Android device with a build fingerprint of alps/full_hct6750_66_n/hct6750_66_n:7.0/NRD90M/1495624556:user/test-keys contains a pre-installed app with a package name of com.mediatek.factorymode app (versionCode=1, versionName=1) that allows unauthorized wireless settings modification...