Check your phone's vulnerability against dirty USSD hacks
Go here with your mobile phone's browser to check if USSD-tel:-links are automatically executed.
Background infos: http://www.engadget.com/2012/09/25/dirty-ussd-code-samsung-hack-wipe/
Tap the link below to find out if your phone's browser is executing USSD-links automatically.
to execute USSD code *#06# (displays your IMEI)
In case your dialpad opens and your IMEI is displayed, you phone is vulnerable.