Vulnerability in IIS 5.0 allows remote attackers to cause a denial of service (restart) via a long, invalid WebDAV request.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2001-0504
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2001/ms01-044
http://www.securityfocus.com/bid/2690