The HTC IQRD service for Android on the HTC EVO 4G before 4.67.651.3, EVO Design 4G before 2.12.651.5, Shift 4G before 2.77.651.3, EVO 3D before 2.17.651.5, EVO View 4G before 2.23.651.1, Vivid before 3.26.502.56, and Hero does not restrict localhost access to TCP port 2479, which allows remote attackers to (1) send SMS messages, (2) obtain the Network Access Identifier (NAI) and its password, or trigger (3) popup messages or (4) tones via a crafted application that leverages the android.permission.INTERNET permission.