CVE-2000-0527
userreg.cgi CGI program in MailStudio 2000 2.0 and earlier allows remote attackers to execute arbitrary commands via shell metacharacters.
Date published : 2000-07-12
http://www.securityfocus.com/bid/1335
http://archives.neohapsis.com/archives/bugtraq/2000-06/0081.html