If you're looking to pick up a new key fob, or repair one, you might wonder how long programming it takes and whether or not you can do it yourself.

It’s also possible for the hacker to render the original key fobs inoperative, leaving the hacker in sole control of remote access to the vehicle.

The researcher tested and confirmed the vulnerability on a 2009 Subaru Forester, and claimed it will work on 2005 to 2010 cars of that model.