Description:This vulnerability is because of using Alternate Data Stream to open a protected folder. All of IISauthentication methods can be circumvented. In this technique, we can add a “:$i30:$INDEX_ALLOCATION” to a directory name to bypass the authentication. Download:http://www.exploit-db.com/sploits/IIS5.1_Authentication_Bypass.pdf
Microsoft Internet Information Services 5 Authentication Bypass Vulnerability
