httprint v202, and possibly other versions before v301, allows remote attackers to cause a denial of service (crash) via a long Server field in an HTTP response.
https://exchange.xforce.ibmcloud.com/vulnerabilities/23886
http://www.vupen.com/english/advisories/2005/3070
http://www.securityfocus.com/archive/1/420101/100/0/threaded
http://securitytracker.com/id?1015403
http://secunia.com/advisories/18208
http://net-square.com/httprint/#history
http://lists.grok.org.uk/pipermail/full-disclosure/2005-December/040532.html