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local brute = require "brute"
local creds = require "creds"
local iscsi = require "iscsi"
local shortport = require "shortport"
local stdnse = require "stdnse"
description = [[
Performs brute force password auditing against iSCSI targets.
]]
---
-- @args iscsi-brute.target iSCSI target to brute-force.
-- @output
-- PORT STATE SERVICE
-- 3260/tcp open iscsi syn-ack
-- | iscsi-brute:
-- | Accounts
-- | user:password123456 => Valid credentials
-- | Statistics
-- |_ Perfomed 5000 guesses in 7 seconds, average tps: 714
-- Version 0.1
-- Created 2010/11/18 - v0.1 - created by Patrik Karlsson <patrik@cqure.net>
-- Revised 2010/11/27 - v0.2 - detect if no password is needed <patrik@cqure.net>
author = "Patrik Karlsson"
license = "Same as Nmap--See https://nmap.org/book/man-legal.html"
categories = {"intrusive", "brute"}
portrule = shortport.portnumber(3260, "tcp", {"open", "open|filtered"})
Driver = {
new = function(self, host, port)
local o = {}
setmetatable(o, self)
self.__index = self
o.host = host
o.port = port
o.target = stdnse.get_script_args('iscsi-brute.target')
return o
end,
connect = function( self )
self.helper = iscsi.Helper:new( self.host, self.port )
return self.helper:connect(brute.new_socket())
end,
login = function( self, username, password )
local status = self.helper:login( self.target, username, password, "CHAP")
if ( status ) then
return true, creds.Account:new(username, password, creds.State.VALID)
end
return false, brute.Error:new( "Incorrect password" )
end,
disconnect = function( self )
self.helper:close()
end,
}
action = function( host, port )
local target = stdnse.get_script_args('iscsi-brute.target')
if ( not(target) ) then
return stdnse.format_output(false, "No target specified (see iscsi-brute.target)")
end
local helper = iscsi.Helper:new( host, port )
local status, err = helper:connect()
if ( not(status) ) then return false, "Failed to connect" end
local response
status, response = helper:login( target )
helper:logout()
helper:close()
if ( status ) then return "No authentication required" end
local accounts
local engine = brute.Engine:new(Driver, host, port)
engine.options.script_name = SCRIPT_NAME
status, accounts = engine:start()
if ( status ) then return accounts end
end
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