Stack-based buffer overflow in the webmail feature in SurgeMail 38k4 allows remote attackers to cause a denial of service (crash) via a long Host header.
https://exchange.xforce.ibmcloud.com/vulnerabilities/39087
http://www.vupen.com/english/advisories/2007/4245
http://www.securityfocus.com/archive/1/485224/100/0/threaded