local brute = require "brute" local creds = require "creds" local http = require "http" local shortport = require "shortport" local stdnse = require "stdnse" description = [[ performs brute force password auditing against Wordpress CMS/blog installations. This script uses the unpwdb and brute libraries to perform password guessing. Any successful guesses are stored using the credentials library. Wordpress default uri and form names: * Default uri:wp-login.php * Default uservar: log * Default passvar: pwd ]] --- -- @usage -- nmap -sV --script http-wordpress-brute -- nmap -sV --script http-wordpress-brute -- --script-args 'userdb=users.txt,passdb=passwds.txt,http-wordpress-brute.hostname=domain.com, -- http-wordpress-brute.threads=3,brute.firstonly=true' -- -- @output -- PORT STATE SERVICE REASON -- 80/tcp open http syn-ack -- | http-wordpress-brute: -- | Accounts -- | 0xdeadb33f:god => Login correct -- | Statistics -- |_ Perfomed 103 guesses in 17 seconds, average tps: 6 -- -- @args http-wordpress-brute.uri points to the file 'wp-login.php'. Default /wp-login.php -- @args http-wordpress-brute.hostname sets the host header in case of virtual -- hosting -- @args http-wordpress-brute.uservar sets the http-variable name that holds the -- username used to authenticate. Default: log -- @args http-wordpress-brute.passvar sets the http-variable name that holds the -- password used to authenticate. Default: pwd -- @args http-wordpress-brute.threads sets the number of threads. Default: 3 -- -- Other useful arguments when using this script are: -- * http.useragent = String - User Agent used in HTTP requests -- * brute.firstonly = Boolean - Stop attack when the first credentials are found -- * brute.mode = user/creds/pass - Username password iterator -- * passdb = String - Path to password list -- * userdb = String - Path to user list -- -- Based on Patrik Karlsson's http-form-brute -- author = "Paulino Calderon" license = "Same as Nmap--See http://nmap.org/book/man-legal.html" categories = {"intrusive", "brute"} portrule = shortport.http local DEFAULT_WP_URI = "/wp-login.php" local DEFAULT_WP_USERVAR = "log" local DEFAULT_WP_PASSVAR = "pwd" local DEFAULT_THREAD_NUM = 3 --- --This class implements the Driver class from the Brute library --- Driver = { new = function(self, host, port, options) local o = {} setmetatable(o, self) self.__index = self o.host = stdnse.get_script_args('http-wordpress-brute.hostname') or host o.port = port o.uri = stdnse.get_script_args('http-wordpress-brute.uri') or DEFAULT_WP_URI o.options = options return o end, connect = function( self ) -- This will cause problems, as ther is no way for us to "reserve" -- a socket. We may end up here early with a set of credentials -- which won't be guessed until the end, due to socket exhaustion. return true end, login = function( self, username, password ) -- Note the no_cache directive stdnse.print_debug(2, "HTTP POST %s%s\n", self.host, self.uri) local response = http.post( self.host, self.port, self.uri, { no_cache = true }, nil, { [self.options.uservar] = username, [self.options.passvar] = password } ) -- This redirect is taking us to /wp-admin if response.status == 302 then local c = creds.Credentials:new( SCRIPT_NAME, self.host, self.port ) c:add(username, password, creds.State.VALID ) return true, brute.Account:new( username, password, "OPEN") end return false, brute.Error:new( "Incorrect password" ) end, disconnect = function( self ) return true end, check = function( self ) local response = http.get( self.host, self.port, self.uri ) stdnse.print_debug(1, "HTTP GET %s%s", stdnse.get_hostname(self.host),self.uri) -- Check if password field is there if ( response.status == 200 and response.body:match('type=[\'"]password[\'"]')) then stdnse.print_debug(1, "Initial check passed. Launching brute force attack") return true else stdnse.print_debug(1, "Initial check failed. Password field wasn't found") end return false end } --- --MAIN --- action = function( host, port ) local status, result, engine local uservar = stdnse.get_script_args('http-wordpress-brute.uservar') or DEFAULT_WP_USERVAR local passvar = stdnse.get_script_args('http-wordpress-brute.passvar') or DEFAULT_WP_PASSVAR local thread_num = stdnse.get_script_args("http-wordpress-brute.threads") or DEFAULT_THREAD_NUM engine = brute.Engine:new( Driver, host, port, { uservar = uservar, passvar = passvar } ) engine:setMaxThreads(thread_num) engine.options.script_name = SCRIPT_NAME status, result = engine:start() return result end