BugHunter HTTP SERVER (httpsv.exe) 1.6.2 allows remote attackers to cause a denial of service (application crash) via a large number of requests for nonexistent pages.
https://exchange.xforce.ibmcloud.com/vulnerabilities/34976
http://www.securityfocus.com/bid/24576
http://www.securityfocus.com/archive/1/471917/100/0/threaded
http://www.exploit-db.com/exploits/9478
http://securityreason.com/securityalert/2822