Re: Microsoft Security Bulletin MS01-047

From: H D Moore (hdmat_private)
Date: Thu Sep 06 2001 - 17:54:58 PDT

  • Next message: Martin, James E.: "On Outside Security Audits"

    On Thursday 06 September 2001 06:26 pm, you said:
    > The following is a Security  Bulletin from the Microsoft Product Security
    > Notification Service.
    > ----------------------------------------------------------------------
    > Title:      OWA Function Allows Unauthenticated User to Enumerate
    >             Global Address List
    
    I thought this was a feature ;)
    
    To dump the complete GAL:
    http://exchangesvr/exchange/finduser/fumsg.asp
    
    If the site has more entries than the maximum defined or the default of 9999, 
    you will get back an error message saying:
    
    "This query would return too many addresses!"
    
    In this case you need to create a html form with the action set to the 
    fumsg.asp script using POST method. Use the following variables to narrow 
    down the result set:
    
    DN (Display Name)
    FN (First Name)
    LN (Last Name)
    TL (Title)
    AN (Alias)
    CP (Company)
    DP (Department)
    OF (Office)
    CY (City)
    
    If you get redirected back to the logon page immediately, it means that you 
    must establish a session with your browser first.  To do that, just browse to:
    
    http://exchangesvr/exchange/LogonFrm.asp?mailbox=&isnewwindow=0
    
    Enjoy.
    
    -- 
    H D Moore
    http://www.digitaldefense.net - work
    http://www.digitaloffense.net -  play
    



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