A journalist takes a photo of Apple A journalist takes a photo
of Apple's new plastic iPhone during a media event held in
Beijing, China, Wednesday, Sept. 11, 2013. (AP Photo/Ng Han
Guan)  The latest vulnerability discovered in iOS7 lets you make
calls from the lock screen and follows the earlier discovery of
a flaw that could give hackers access to a device's emails, text
messages, Twitter and Facebook feeds.  Initially reported by
Forbes, the new bug in iOS7 Apple's latest mobile operating
system -- which comes as standard on its new iPhones and is
currently being downloaded and installed by existing iPhone 4,
4S and iPhone 5 owners -- means that rather than just enabling
emergency calls when a phone is locked, by continually tapping
on the onscreen call button, any phone number could be called
instead. It means that a less-than-trustworthy individual could
use an iPhone to call premium chat lines or overseas numbers
rather than simply the emergency services.  It is the second
vulnerability to be discovered