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CVE-2013-6271

Description

Android 4.0 through 4.3 allows attackers to bypass intended access restrictions and remove device locks via a crafted application that invokes the updateUnlockMethodAndFinish method in the com.android.settings.ChooseLockGeneric class with the PASSWORD_QUALITY_UNSPECIFIED option.

POC

Reference

- http://seclists.org/fulldisclosure/2013/Nov/204

- http://www.theregister.co.uk/2013/12/10/android_has_lockbypass_bug/

Github

- https://github.com/Chiku014/vulnerability-scanner