Buffer overflow in the httpdProcessRequest function in LibHTTPD 1.2 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long HTTP POST request.
http://www.iss.net/security_center/static/10615.php
http://marc.info/?l=bugtraq&m=103720432411860&w=2
http://archives.neohapsis.com/archives/bugtraq/2002-11/0305.html