Buffer overflow in JustSystems JSFC.DLL, as used in multiple JustSystems products such as Ichitaro, allows remote attackers to execute arbitrary code via a crafted .JTD file.
https://exchange.xforce.ibmcloud.com/vulnerabilities/39501
http://www.vupen.com/english/advisories/2008/0045
http://www.securitytracker.com/id?1019168
http://www.securityfocus.com/bid/27153
http://www.justsystems.com/jp/info/pd8001.html
http://www.fourteenforty.jp/research/advisory.cgi?FFRRA-20080107