Researchers have been taking advantage of weaknesses in electronic control units (ECU) for several years. They say detecting their attacks is simple and easy to do. Auto manufacturers don t like adding complexity to their cars, they say. Automotive business has tiny margins and is brutally competitive, so adding more cost to a vehicle is frowned upon. It s unclear whether there are any protection methods on the horizon for the on-board computers in vehicles. Researchers: Auto manufacturers are loathe to discuss their future product plans.
Source: https://threatpost.com/detecting-car-hacks/104190/