Stack-based buffer overflow in Essentia Web Server 2.15 for Windows allows remote attackers to execute arbitrary code via a long URI, as demonstrated by a GET or HEAD request. NOTE: some of these details are obtained from third party information.
https://www.exploit-db.com/exploits/2716
https://exchange.xforce.ibmcloud.com/vulnerabilities/30049
http://www.vupen.com/english/advisories/2006/4384
http://www.securityfocus.com/archive/1/451382/100/200/threaded
http://www.securityfocus.com/archive/1/451115/100/0/threaded