mongodb-brute
NSE detection rule by Patrik Karlsson · Same as Nmap--See https://nmap.org/book/man-legal.html
Performs brute force password auditing against the MongoDB database.
local brute = require "brute"
local creds = require "creds"
local nmap = require "nmap"
local shortport = require "shortport"
local stdnse = require "stdnse"
local mongodb = stdnse.silent_require "mongodb"
description = [[
Performs brute force password auditing against the MongoDB database.
]]
---
-- @usage
-- nmap -p 27017 <ip> --script mongodb-brute
--
-- @args mongodb-brute.db Database against which to check. Default: admin
--
-- @output
-- PORT STATE SERVICE
-- 27017/tcp open mongodb
-- | mongodb-brute:
-- | Accounts
-- | root:Password1 - Valid credentials
-- | Statistics
-- |_ Performed 3542 guesses in 9 seconds, average tps: 393
--
author = "Patrik Karlsson"
license = "Same as Nmap--See https://nmap.org/book/man-legal.html"
categories = {"intrusive", "brute"}
local arg_db = stdnse.get_script_args(SCRIPT_NAME .. ".db") or "admin"
portrule = shortport.port_or_service({27017}, {"mongodb", "mongod"})
Driver = {
new = function(self, host, port, options)
local o = { host = host, port = port, sock = brute.new_socket() }
setmetatable(o, self)
self.__index = self
return o
end,
connect = function(self)
return self.sock:connect(self.host, self.port)
end,
login = function(self, username, password)
local status, resp = mongodb.login(self.sock, arg_db, username, password)
if ( status ) then
return true, creds.Account:new(username, password, creds.State.VALID)
elseif ( resp ~= "Authentication failed" ) then
local err = brute.Error:new( resp )
err:setRetry( true )
return false, err
end
return false, brute.Error:new( "Incorrect password" )
end,
disconnect = function(self)
return self.sock:close()
end,
}
local function needsAuth(host, port)
local socket = nmap.new_socket()
local status, result = socket:connect(host, port)
if ( not(status) ) then
return false, "Failed to connect to server"
end
local packet
status, packet = mongodb.listDbQuery()
if ( not(status) ) then
return false, result
end
--- Send packet
status, result = mongodb.query(socket, packet)
if ( not(status) ) then
return false, result
end
socket:close()
if ( status and result.errmsg ) then
return true
end
return false
end
action = function(host, port)
if ( not(needsAuth(host, port)) ) then
return "No authentication needed"
end
local engine = brute.Engine:new(Driver, host, port )
engine.options.script_name = SCRIPT_NAME
engine.options.firstonly = true
local status, result = engine:start()
return result
end