CVE-2006-1999
The multiplayer menu in OpenTTD 0.4.7 allows remote attackers to cause a denial of service via a UDP packet with an incorrect size, which causes the client to return to the main menu.
Date published : 2006-04-25
http://www.securityfocus.com/bid/17661
http://www.securityfocus.com/archive/1/431871/100/0/threaded