http://blogs.technet.com/srd/archive/2009/05/20/answers-to-the-iis-webdav-authentication-bypass-questions.aspxWe have heard several questions from customers about the WebDAV authentication bypass issue on IIS. We wanted to post common questions and answers here to help anyone else who might have the same question. Question: Is Sharepoint vulnerable to the authenticationen-USCommunityServer 2.1 SP1 (Build: 61025.2)