In checkQueryPermission of TelephonyProvider.java, there is a possible disclosure of secure data due to a missing permission check. This could lead to local information disclosure about carrier systems with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1 Android-9. Android ID: A-124107808.