The Xiaomi Redmi 5 Android device with a build fingerprint of xiaomi/vince/vince:7.1.2/N2G47H/V9.5.4.0.NEGMIFA:user/release-keys contains a pre-installed app with a package name of com.huaqin.factory app (versionCode=1, versionName=QL1711_201803291645) that allows unauthorized wireless settings modification via a confused deputy attack. This capability can be accessed by any app co-located on the device.