77 lines
2.4 KiB
Ruby
77 lines
2.4 KiB
Ruby
##
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# This module requires Metasploit: https://metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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class MetasploitModule < Msf::Auxiliary
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include Msf::Exploit::Remote::MYSQL
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include Msf::Auxiliary::Report
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include Msf::Auxiliary::Scanner
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def initialize
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super(
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'Name' => 'MYSQL Directory Write Test',
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'Description' => %Q{
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Enumerate writeable directories using the MySQL SELECT INTO DUMPFILE feature, for more
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information see the URL in the references. ***Note: For every writable directory found,
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a file with the specified FILE_NAME containing the text test will be written to the directory.***
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},
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'Author' => [ 'AverageSecurityGuy <stephen[at]averagesecurityguy.info>' ],
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'References' => [
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[ 'URL', 'https://dev.mysql.com/doc/refman/5.7/en/select-into.html' ]
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],
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'License' => MSF_LICENSE
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)
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register_options([
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OptPath.new('DIR_LIST', [ true, "List of directories to test", '' ]),
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OptString.new('FILE_NAME', [ true, "Name of file to write", Rex::Text.rand_text_alpha(8) ]),
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OptString.new('USERNAME', [ true, 'The username to authenticate as', "root" ])
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])
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end
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# This function does not handle any errors, if you use this
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# make sure you handle the errors yourself
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def mysql_query_no_handle(sql)
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res = @mysql_handle.query(sql)
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res
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end
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def run_host(ip)
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print_warning("For every writable directory found, a file called #{datastore['FILE_NAME']} with the text test will be written to the directory.")
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print_status("Login...")
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unless mysql_login_datastore
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print_error('Unable to login to the server.')
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return
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end
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File.read(datastore['DIR_LIST']).each_line do |dir|
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check_dir(dir.chomp)
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end
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end
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def check_dir(dir)
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begin
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print_status("Checking #{dir}...")
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res = mysql_query_no_handle("SELECT _utf8'test' INTO DUMPFILE '#{dir}/" + datastore['FILE_NAME'] + "'")
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rescue ::RbMysql::ServerError => e
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print_warning(e.to_s)
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rescue Rex::ConnectionTimeout => e
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print_error("Timeout: #{e.message}")
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else
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print_good("#{dir} is writeable")
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report_note(
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:host => rhost,
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:type => "filesystem.file",
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:data => "#{dir} is writeable",
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:port => rport,
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:proto => 'tcp',
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:update => :unique_data
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)
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end
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end
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end
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