full-disclosure - Re: User Enumeration Flaw

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Message-ID: <dtci75$2v8$1@sea.gmane.org>
Date: Mon Feb 20 14:03:50 2006
From: davek_throwaway at hotmail.com (Dave Korn)
Subject: Re: User Enumeration Flaw

Mar.Shatz@...cation.gov.il wrote:
> whitehouse.gov          MX      100 mailhub-wh2.whitehouse.gov
> noone@box:~$
> noone@box:~$ telnet mailhub-wh2.whitehouse.gov 25
> Trying 63.161.169.140...
> Connected to mailhub-wh2.whitehouse.gov.
> Escape character is '^]'.
> 220 whitehouse.gov ESMTP service at Sun, 12 Feb 2006 11:29:38 -0500
> (EST) helo jojo
> 250 esgeop03.whitehouse.gov Hello [xxx.xxx.xxx.xxx], pleased to meet
> you mail from:bob@....com
> 250 2.1.0 bob@....com... Sender ok
> rcpt to:gbush@...tehouse.gov
> 550 5.1.1 gbush@...tehouse.gov... User unknown
> rcpt to:president@...tehouse.gov
> 250 2.1.5 president@...tehouse.gov... Recipient ok
> quit
> 221 2.0.0 esgeop03.whitehouse.gov closing connection
> Connection closed by foreign host.
>
> User enumeration at the whitehouse


  Tell DHS at once!  What would happen if Al-Qaeda could figure out that 
there was a president in the whitehouse?


    cheers,
      DaveK
-- 
Can't think of a witty .sigline today....