Una amigo mio tiene una pagina web, que tiene el siguente bug:

Microsoft Internet Information Services has been reported vulnerable to a denial of service. When WebDAV receives excessively long requests to the 'PROPFIND' or 'SEARCH' variables, the IIS service will fail. All current web, FTP, and email sessions will be terminated. IIS will automatically restart and normal service will resume. ** It has been reported that if a WebDAV request with a certain number of bytes is received, the Inetinfo service will remain alive but cease serving requests. This will cause the IIS server to stop serving requests until the service is manually restarted.

Se trata del bug denegacion del servicio (DOS), como lo puede resolver. Porfa ayuda