Allows an application to read all of the contact (address) data stored on your phone. Malicious applications can use this to send your data to other people.
send SMS messages
Allows application to send SMS messages. Malicious applications may cost you money by sending messages without your confirmation.
edit SMS or MMS
Allows application to write to SMS messages stored on your phone or SIM card. Malicious applications may delete your messages.
Allows application to receive and process SMS messages. Malicious applications may monitor your messages or delete them without showing them to you.
read phone state and identity
Allows the application to access the phone features of the device. An application with this permission can determine the phone number and serial number of this phone, whether a call is active, the number that call is connected to, ect.