Microsoft Live Essentials detected the following items today:
Exploit: Java/CVE-2010-0840.HH VirTool:
It's since cleaned these items and I've now downloaded the latest definitions and have also initiated a full scan (using MS Live Essentials). I'm also running a full scan using Webroot's Spy Sweeper.
I'm quite paranoid about the effects of these detections and I'm wonder if I should simply reformat my machine?