how to request a cve id?

To: "bugtraq" <bugtraq@xxxxxxxxxxxxxxxxx>, "full-disclosure" <full-disclosure@xxxxxxxxxxxxxxxxx>
Subject: how to request a cve id?
From: "xpzhang" <tsecond@xxxxxxxx>
Date: Fri, 25 Jul 2008 09:43:46 +0800
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hi,

        i'd like to know, how to request a cve id when a vulnerability has been 
discovered.


                  thanks