Unspecified vulnerability in Hitachi Groupmax Address Server 7 and earlier, and Groupmax Mail Server 7 and earlier allows remote attackers to cause a denial of service (product "stop") via unspecified vectors involving "unexpected requests".
https://exchange.xforce.ibmcloud.com/vulnerabilities/27344
http://www.vupen.com/english/advisories/2006/2456
http://www.securityfocus.com/bid/18538
http://www.hitachi-support.com/security_e/vuls_e/HS06-012_e/index-e.html