An iOS 7 user has discovered a worrying security flaw within the software, which enables calls to be made while the iPhone is locked



From Techradar:

The flaw can be exploited using the emergency call screen that can be accessed from the lock screen. Once the phone's keypad is open, any number can be dialled by repeatedly tapping the call button.In a video shot by iPhone users Karam Daoud and passed onto Forbes, tapping the call button numberous times causes the screen to go black and the Apple logo to appear.

  Latest iOS 7 bug allows calls to be made from a locked iPhone