Abyss Webserver 1.0 Administration password file retrieval exploit

From: Jeremy Roberts (macaddyat_private)
Date: Tue Apr 09 2002 - 13:20:33 PDT

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    Abyss Web Server was just released April 3rd . The Web Server is vulnerable 
    to retrieving the password file on the host's computer. An attacker can send 
    a request to get the password file just by breaking WWWROOT using Unicode.
    
    heres a report i wrote
    NETCRA$H SECURITY REPORT
    
    Abyss Web Server 1.0 Download password file to gain admin access
    
    Author: Sitedude
    
    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    
    Date: April 7, 2002
    
    Class: Bad Programming Vulnerable to Unicode fault
    
    Remote/Local: Local & Remote
    
    Vulnerable: Abyss Webserver 1.0 .
    
    Unaffected: N/A
    
    Vulnerable Systems: Windows 95
    
    Windows 98 (All Builds)
    
    Windows NT (All Builds)
    
    Windows 2000 (All Builds)
    
    Windows XP (All Builds)
    
    
    
    Abstract:
    
    Abyss Web Server was just released April 3rd . The
    
    Web Server is vulnerable to retrieving the password file on the host's 
    computer. An attacker can send
    
    a request to get the password file just by breaking WWWROOT using Unicode.
    
    
    
    Exploit:
    
    http://127.0.0.1/cgi-bin/%2e%2e/abyss.conf
    
    
    
    Workaround:
    Download the patch below
    
    
    
    Vendor Status:
    The vendor has been contacted and provided a fix.
    
    
    
    Product Fix:
    We emailed the company and they have provided a fix
    
    Abyss Webserver Unicode fix
    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    
    
    
    
    We at NetCrash Studios e-mailed the company and they did manage to fix the 
    problem and provide us with the patch
    
    were hosting the patch on our site
    http://www26.brinkster.com/netcrash/abyssws.zip
    
    
    
    This is the reply from Aprelium Technologies
    
    -----------------------------------------------------------------------
    First of all, thank you for your interest in Abyss Web Server and thank 
    youfor the bug report you sent.
    The bug was confirmed and it has been fixed.
    You'll find a patched abyssws executable attached to this mail. Please
    uncompress it and replace the original one with it.
    
    If you have other questions or remarks, please do not heistate to contact
    us.
    
    Best regrads,
    
    Moez Mahfoudh
    CTO & Co-founder
    Aprelium Technologies
    http://www.aprelium.com
    ------------------------------------------------------------------------
    
    Thanks for taking your time to read this.
    Jeremy
    NetCrash Studios http://www26.brinkster.com/netcrash
    
    
    
    _________________________________________________________________
    Get your FREE download of MSN Explorer at http://explorer.msn.com/intl.asp.
    



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