The mobile app Viber that allows users to call, text, and send photos worldwide for free has a critical flaw which could allow unauthorized users to access and take full control of Android smartphones. Viber is available for Android, iPhone, Blackberry, Windows Phone and many more devices and platforms.
Read more here – http://www.bkav.com/top-news/-/view_content/content/46264/critical-flaw-in-viber-allows-full-access-to-android-smartphones-bypassing-lock-screen