Smarthome 1.0.2.364 and earlier versions HiAPP 7.3.0.303 and earlier versions HwParentControl 2.0.0 and earlier versions HwParentControlParent 5.1.0.12 and earlier versions Crowdtest 1.5.3 and earlier versions HiWallet 8.0.0.301 and earlier versions Huawei Pay 8.0.0.300 and earlier versions Skytone 8.1.2.300 and earlier versions HwCloudDrive(EMUI6.0) 8.0.0.307 and earlier versions HwPhoneFinder(EMUI6.0) 9.3.0.310 and earlier versions HwPhoneFinder(EMUI5.1) 9.2.2.303 and earlier versions HiCinema 8.0.2.300 and earlier versions HuaweiWear 21.0.0.360 and earlier versions HiHealthApp 3.0.3.300 and earlier versions have an information exposure vulnerability. Encryption keys are stored in the system. The attacker can implement reverse engineering to obtain the encryption keys causing information exposure.