This apply to BMW built before Sept 2011. Here is the story:
http://nakedsecurity.sophos.com/2012...n-hacking-kit/
BMW reply:
http://www.bmw.co.uk/bmwuk/about/new...70000_,00.html
Read the reply, maybe BMW has a patch to fix this security hole!
"If you are concerned about this issue, you can contact our Customer Service department on 0800 083 4397 or your local BMW dealer, either of which will happy to advise on next steps."
Thanks