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80/tcp open http Microsoft IIS httpd 6.0
Buffer overflow in the ScStoragePathFromUrl function in the WebDAV service in Internet Information Services (IIS) 6.0 in Microsoft Windows Server 2003 R2 allows remote attackers to execute arbitrary code via a long header beginning with "If: <http://" in a PROPFIND request, as exploited in the wild in July or August 2016. Original exploit by Zhiniang Peng and Chen Wu.
Searchsploit results for IIS 6.0
Execute the exploit.
Collect your flags.