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TUCoPS :: Web :: Apps :: mercur.htm

MERCUR WebMail-Client DoS



Vulnerability

    MERCUR WebMail-Client

Affected

    MERCUR WebMail-Client Version 1.0 port (1080)

Description

    UssrLabs found a buffer overflow in MERCUR WebView  WebMail-Client
    1.0 where they do not use  proper bounds checking in the code  who
    handle the GET commands.  The following all result in a Denial  of
    Service against the service in question.  Example:

        http://hostip:1080/mmain.html&mail_user=(buffer)

    Where [buffer] is  aprox.  1000 characters. (0)  Binary  or source
    for this Exploit:

        http://www.ussrback.com/

    The Exploit crashes the remote machine service WebMail.  Below  is
    a mimed source:

    ---
    Content-Type: application/octet-stream; name="domrc10w.zip"
    Content-Transfer-Encoding: base64
    Content-Disposition: inline; filename="domrc10w.zip"
    Content-MD5: m4sBp9jwTdlcppefp+y9Vg==
    
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    -----

Solution

    Nothing yet.


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