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Android 5.x Lockscreen Long Password Bypass

September 16th, 2015 by admin in Android, Privilege Escalation

If you’ve got an Android 5 smartphone with anything but the very latest version of Lollipop on it, it’s best to use a PIN or pattern to secure your lock-screen.

“By manipulating a sufficiently large string in the password field when the camera app is active, an attacker is able to destabilize the lockscreen, causing it to crash to the home screen,” University of Texas researchers said. They published their findings at http://sites.utexas.edu/iso/2015/09/15/android-5-lockscreen-bypass/

Below is a demonstration of the attack:

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