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nmap/scripts/cvs-brute.nse
dmiller 346a495dd0 Squashed commit of the following:
commit 7c26e4de2ab365a30fe6e91f3a531eb38c8dfdba
Author: Daniel Miller <bonsaiviking@gmail.com>
Date:   Tue Aug 7 16:36:54 2012 -0500

    Fix indentation on netbios.lua (no code change)

commit 47dc3e32e6b47bd80620cfbc54e7590193dd0c1a
Author: Daniel Miller <bonsaiviking@gmail.com>
Date:   Tue Jul 31 16:42:27 2012 -0500

    Make smbauth.lua use host, not nmap, registry

commit 3738f8e6d551a1260463609d8cda86918843a372
Author: Daniel Miller <bonsaiviking@gmail.com>
Date:   Tue Jul 31 16:35:45 2012 -0500

    Make netbios.lua use host registry. Functions now can take host table or IP

commit 031cadb9d407ab7fd43aaddffda1a89c24cbdd45
Author: Daniel Miller <bonsaiviking@gmail.com>
Date:   Tue Jul 31 15:54:12 2012 -0500

    Remove mac-geolocation info from snmp-interfaces

commit 2218dbaf8ffd4a33de2bc028def9be7301dfb3a2
Author: Daniel Miller <bonsaiviking@gmail.com>
Date:   Tue Jul 31 15:52:36 2012 -0500

    Make path-mtu.nse use host, not nmap, registry

commit 5a3d006bdb9cd3e981a8e753c92b5ade5059a29b
Author: Daniel Miller <bonsaiviking@gmail.com>
Date:   Tue Jul 31 15:51:53 2012 -0500

    Make cvs-* scripts use host, not nmap, registry
2012-08-07 21:38:48 +00:00

108 lines
2.9 KiB
Lua

local brute = require "brute"
local creds = require "creds"
local cvs = require "cvs"
local nmap = require "nmap"
local shortport = require "shortport"
local stdnse = require "stdnse"
description = [[
Performs brute force password auditing against CVS pserver authentication.
]]
---
-- @usage
-- nmap -p 2401 --script cvs-brute <host>
--
-- @output
-- 2401/tcp open cvspserver syn-ack
-- | cvs-brute:
-- | Accounts
-- | hotchner:francisco - Account is valid
-- | reid:secret - Account is valid
-- | Statistics
-- |_ Performed 544 guesses in 14 seconds, average tps: 38
--
-- @args cvs-brute.repo string containing the name of the repository to brute
-- if no repo was given the script checks the registry for any
-- repositories discovered by the cvs-brute-repository script. If the
-- registry contains any discovered repositories, the script attempts to
-- brute force the credentials for the first one.
-- Version 0.1
-- Created 07/13/2010 - v0.1 - created by Patrik Karlsson <patrik@cqure.net>
author = "Patrik Karlsson"
license = "Same as Nmap--See http://nmap.org/book/man-legal.html"
categories = {"intrusive", "brute"}
dependencies = {"cvs-brute-repository"}
portrule = shortport.port_or_service(2401, "cvspserver")
Driver =
{
new = function(self, host, port, repo)
local o = { repo = repo, helper = cvs.Helper:new(host, port) }
setmetatable(o, self)
self.__index = self
return o
end,
connect = function( self )
self.helper:connect()
return true
end,
login = function( self, username, password )
local status, err = self.helper:login( self.repo, username, password )
if ( status ) then
return true, brute.Account:new(username, password, creds.State.VALID)
end
-- This error seems to indicate tha the user does not exist
if ( err:match("E PAM start error%: Critical error %- immediate abort\0$") ) then
stdnse.print_debug(2, "%s: The user %s does not exist", SCRIPT_NAME, username)
local err = brute.Error:new("Account invalid")
err:setInvalidAccount(username)
return false, err
end
return false, brute.Error:new( "Incorrect password" )
end,
disconnect = function( self )
self.helper:close()
end,
}
local function getDiscoveredRepos(host)
if ( not(host.registry.cvs_repos)) then
return
end
return host.registry.cvs_repos
end
action = function(host, port)
local repo = stdnse.get_script_args("cvs-brute.repo") and
{ stdnse.get_script_args("cvs-brute.repo") } or
getDiscoveredRepos(host)
if ( not(repo) ) then return "\n ERROR: No CVS repository specified (see cvs-brute.repo)" end
local status, result
-- If repositories were discovered and not overridden by argument
-- only attempt to brute force the first one.
local engine = brute.Engine:new(Driver, host, port, repo[1])
engine.options.script_name = SCRIPT_NAME
status, result = engine:start()
return result
end