Security Best Practices, Breaking News, & Updates
The first link below is especially good in providing an FAQ
IIS 5/6 Vulnerability - WebDAV FAQ and Workaroundshttp://blogs.technet.com/srd/archive/2009/05/20/answers-to-the-iis-webdav-authentication-bypass-questions.aspxhttp://isc.sans.org/diary.html?storyid=6433http://support.microsoft.com/kb/328505http://isc.sans.org/diary.html?storyid=6397
More details can be found here:
Microsoft Security Advisory (971492)http://www.microsoft.com/technet/security/advisory/971492.mspxhttp://blogs.technet.com/msrc/archive/2009/05/18/microsoft-security-advisory-971492.aspx