kebi-Webmail Solution vulnerability (Tested)

From: Secret (sale2001at_private)
Date: Fri Dec 07 2001 - 16:14:20 PST

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    kebi-Webmail Solution vulnerability (Tested)
    by secret (e-mail: sale2001at_private )
    
    
    Summary : 
    Get webmail server's admin competence by remote 
    attack in kebi-Webmail Solution.
    
    
    Platform:
    	Attacker platform : 
    	All Operating Systems + Web browser
    
    
    	Target platform:
    	All kebi Webmail solution loading server
    	(kebi enterprise version(KEV) )
    	(kebi Academy verseion (KAV)  )
    
    
    Description:
    When establish kebi webmail server's basis, there is 
    hidden directory that connect to administrator menu.
    Here is place that it is not known on outside.
    There is no competence certification here to be 
    http://target/a/ here justly!
    Because most systems that a wisdom a 
    administrator a person who quote web here is but 
    uses Kebimail server are exposed without 
    certification, the mailserver user's personal 
    information & E-Mail's contents inspection is available 
    all and access is possible to user's homepage 
    contents if use to homepage spaceassignment 
    function.
    Almost all administrator functions by simple exploit to 
    get available but, perfect administrator competence 
    to the Webmail Server user account make and can 
    get perfect administrator competence if put exploit to 
    (free e-mail accountapplication possibility) web 
    browser.
    
    
    exploits : http://mail.sample_target.com/a/
    
    If server who is using kebi webmail solution is 
    mail.sample_target.com:
    Attack is http:// mail.sample_target.com/a/input in 
    web browser url form
    
    
    Solution : 
    Prevent that rob webmail server administrator 
    competence to gouge by externalattacker using web 
    certification (.htaccess,etc....) to 
    http://webmail_server_URL/a/
    
    
    comment : 
    Use kebi webmail solution in many place (research 
    institute, school, the company, and so on).Read this 
    document and secure, and it wished to become big 
    help also.
    
    
    Vendor site : 
    	http://solution.nara.co.kr/
    	http://www.nara.co.kr
    
    
    
    ------------------------------------------------------
    The writer : secret (e-mail : sale2001at_private )
    WOWHACKER Team : http://www.wowhacker.org
    ------------------------------------------------------
    



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