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nmap/scripts/http-trace.nse
dmiller 31bc2847bd Normalize script author fields
Clean up some typos and differences. Most have been normalized to
whatever form of the name occurred in the largest number of scripts.
Paulino was contacted directly and requested his email be added to all
of his credits.
2013-09-20 18:56:22 +00:00

71 lines
1.9 KiB
Lua

local http = require "http"
local nmap = require "nmap"
local shortport = require "shortport"
local stdnse = require "stdnse"
description = [[
Sends an HTTP TRACE request and shows if the method TRACE is enabled. If debug is enabled, it returns the header fields that were modified in the response.
]]
---
-- @usage
-- nmap --script http-trace -d <ip>
--
-- @output
-- 80/tcp open http syn-ack
-- | http-trace: TRACE is enabled
-- | Headers:
-- | Date: Tue, 14 Jun 2011 04:41:28 GMT
-- | Server: Apache
-- | Connection: close
-- | Transfer-Encoding: chunked
-- |_Content-Type: message/http
--
-- @args http-trace.path Path to URI
author = "Paulino Calderon <calderon@websec.mx>"
license = "Same as Nmap--See http://nmap.org/book/man-legal.html"
categories = {"vuln", "discovery", "safe"}
portrule = shortport.http
--- Validates the HTTP response and returns header list
--@param response The HTTP response
--@param response_headers The HTTP response headers
local validate = function(response, response_headers)
local output_lines = {}
if ( not(response) ) then
return
end
if not(response:match("HTTP/1.[01] 200") or response:match("TRACE / HTTP/1.[01]")) then
return
else
output_lines[ #output_lines+1 ] = "TRACE is enabled"
end
if nmap.verbosity() >= 2 then
output_lines[ #output_lines+1 ]= "Headers:"
for _, value in pairs(response_headers) do
output_lines [ #output_lines+1 ] = value
end
end
if #output_lines > 0 then
return stdnse.strjoin("\n", output_lines)
end
end
---
--MAIN
---
action = function(host, port)
local path = stdnse.get_script_args("http-trace.path") or "/"
local req = http.generic_request(host, port, "TRACE", path)
if (req.status == 301 or req.status == 302) and req.header["location"] then
req = http.generic_request(host, port, "TRACE", req.header["location"])
end
return validate(req.body, req.rawheader)
end