I would almost say "challenge accepted" - this calls for a little test!
I don't believe that the images that Microsoft made available are so vulnerable as-they-are that they will be infected within hours...
I don't believe that the images that Microsoft made available are so vulnerable as-they-are that they will be infected within hours...
However, I believe these OS-es come with certain presets that will not expose them to the wild-internet immediately. I assume (yes - assume) that MS has enabled the firewalls per default on these images, so unless you use them to browse to certain "entertainment sites" you should be quite ok...
Edit: ok, ran a lab-test (so not the real thing): Windows XP with IE6 on one VM, Kali with Armitage on the other. A "Hail Mary" of 22 exploits did not result in any session on the windows machine...