':return: This method returns the probability of getting a root shell
using this attack plugin. This is used by the "exploit *"
function to order the plugins and first try to exploit the
more critical ones. This method should return 0 for an exploit
that will never return a root shell, and 1 for an exploit that
WILL ALWAYS return a root shell.'

def get_root_probability(self):

    return 0.0
