1 files changed, 113 insertions, 0 deletions
diff --git a/scripts/ajp-brute.nse b/scripts/ajp-brute.nse
new file mode 100644
index 0000000..76c9a1e
--- /dev/null
+++ b/scripts/ajp-brute.nse
@@ -0,0 +1,113 @@
+local ajp = require "ajp"
+local base64 = require "base64"
+local brute = require "brute"
+local creds = require "creds"
+local http = require "http"
+local shortport = require "shortport"
+local stdnse = require "stdnse"
+
+description = [[
+Performs brute force passwords auditing against the Apache JServ protocol.
+The Apache JServ Protocol is commonly used by web servers to communicate with
+back-end Java application server containers.
+]]
+
+---
+-- @usage
+-- nmap -p 8009 <ip> --script ajp-brute
+--
+-- @output
+-- PORT     STATE SERVICE
+-- 8009/tcp open  ajp13
+-- | ajp-brute:
+-- |   Accounts
+-- |     root:secret - Valid credentials
+-- |   Statistics
+-- |_    Performed 1946 guesses in 23 seconds, average tps: 82
+--
+-- @args ajp-brute.path URL path to request. Default: /
+
+author = "Patrik Karlsson"
+license = "Same as Nmap--See https://nmap.org/book/man-legal.html"
+categories = {"intrusive", "brute"}
+
+
+portrule = shortport.port_or_service(8009, 'ajp13', 'tcp')
+
+local arg_url = stdnse.get_script_args(SCRIPT_NAME .. ".path") or "/"
+
+local function fail(err) return stdnse.format_output(false, err) end
+
+Driver = {
+
+  new = function(self, host, port, options)
+    local o = { host = host,
+      port = port,
+      options = options,
+      helper = ajp.Helper:new(host, port)
+    }
+    setmetatable(o, self)
+    self.__index = self
+    return o
+  end,
+
+  connect = function(self)
+    return self.helper:connect(brute.new_socket())
+  end,
+
+  disconnect = function(self)
+    return self.helper:close()
+  end,
+
+  login = function(self, user, pass)
+    local headers = {
+      ["Authorization"] = ("Basic %s"):format(base64.enc(user .. ":" .. pass))
+    }
+    local status, response = self.helper:get(arg_url, headers)
+
+    if ( not(status) ) then
+      local err = brute.Error:new( response )
+      err:setRetry( true )
+      return false, err
+    elseif( response.status ~= 401 ) then
+      return true, creds.Account:new(user, pass, creds.State.VALID)
+    end
+    return false, brute.Error:new( "Incorrect password" )
+  end,
+
+}
+
+
+action = function(host, port)
+
+  local helper = ajp.Helper:new(host, port)
+  if ( not(helper:connect()) ) then
+    return fail("Failed to connect to server")
+  end
+
+  local status, response = helper:get(arg_url)
+  if ( not(response.headers['www-authenticate']) ) then
+    return "\n  URL does not require authentication"
+  end
+
+  local challenges = http.parse_www_authenticate(response.headers['www-authenticate'])
+  local options = { scheme = nil }
+  for _, challenge in ipairs(challenges or {}) do
+    if ( challenge and challenge.scheme and challenge.scheme:lower() == "basic") then
+      options.scheme = challenge.scheme:lower()
+      break
+    end
+  end
+
+  if ( not(options.scheme) ) then
+    return fail("Could not find a supported authentication scheme")
+  end
+
+  local engine = brute.Engine:new(Driver, host, port )
+  engine.options.script_name = SCRIPT_NAME
+
+  local status, result = engine:start()
+  if ( status ) then
+    return result
+  end
+end