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Server : Apache/2.4.18 (Ubuntu) System : Linux canvaswebdesign 3.13.0-71-generic #114-Ubuntu SMP Tue Dec 1 02:34:22 UTC 2015 x86_64 User : oppastar ( 1041) PHP Version : 7.0.33-0ubuntu0.16.04.15 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority, Directory : /usr/share/nmap/scripts/ |
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local nmap = require "nmap"
local shortport = require "shortport"
local snmp = require "snmp"
local string = require "string"
local stdnse = require "stdnse"
description = [[
Attempts to extract system information from an SNMP version 1 service.
]]
---
-- @usage
-- nmap -sU -p 161 --script snmp-sysdescr <target>
--
-- @output
-- | snmp-sysdescr: HP ETHERNET MULTI-ENVIRONMENT,ROM A.25.80,JETDIRECT,JD117,EEPROM V.28.22,CIDATE 08/09/2006
-- |_ System uptime: 28 days, 17:18:59 (248153900 timeticks)
author = "Thomas Buchanan"
license = "Same as Nmap--See https://nmap.org/book/man-legal.html"
categories = {"default", "discovery", "safe"}
dependencies = {"snmp-brute"}
portrule = shortport.portnumber(161, "udp", {"open", "open|filtered"})
---
-- Sends SNMP packets to host and reads responses
action = function(host, port)
local snmpHelper = snmp.Helper:new(host, port)
snmpHelper:connect()
-- build a SNMP v1 packet
-- copied from packet capture of snmpget exchange
-- get value: 1.3.6.1.2.1.1.1.0 (SNMPv2-MIB::sysDescr.0)
local status, response = snmpHelper:get({reqId=28428}, "1.3.6.1.2.1.1.1.0")
if not status then
return
end
-- since we got something back, the port is definitely open
nmap.set_port_state(host, port, "open")
local result = response and response[1] and response[1][1]
-- build a SNMP v1 packet
-- copied from packet capture of snmpget exchange
-- get value: 1.3.6.1.2.1.1.3.0 (SNMPv2-MIB::sysUpTime.0)
status, response = snmpHelper:get({reqId=28428}, "1.3.6.1.2.1.1.3.0")
if not status then
return result
end
local uptime = response and response[1] and response[1][1]
if not uptime then
return
end
result = result .. "\n" .. string.format(" System uptime: %s (%s timeticks)", stdnse.format_time(uptime, 100), tostring(uptime))
return result
end