You can currently only root on an unlocked device. You can root on 4.2 or 4.3 it makes no difference. I made a flashable zip in the dev section But if you are going to do that go for CROMi-X 6.0.1 as berndblb says....
Those who might have thought that MediaTek wouldnever release working … more
17 Sep 2014
By Tomek Kondrat
XDA Developers was founded by developers, for developers. It is now a valuable resource for people who want to make the most of their mobile devices, from customizing the look and feel to adding new functionality. Are you a developer?