Script deteccio de ports :: Python

Continguts del fitxer

#! /usr/bin/python
 
import logging
logging.getLogger("scapy.runtime").setLevel(logging.ERROR)
from scapy.all import *
 
dst_ip = "192.168.11.8"
src_port = RandShort()
dst_port=30
 
stealth_scan_resp = sr1(IP(dst=dst_ip)/TCP(sport=src_port,dport=dst_port,flags="S"),timeout=10)

if(str(type(stealth_scan_resp))=="<type 'NoneType'>"):
	print "Filtered"
elif(stealth_scan_resp.haslayer(TCP)):
	if(stealth_scan_resp.getlayer(TCP).flags == 0x12):
		send_rst = sr(IP(dst=dst_ip)/TCP(sport=src_port,dport=dst_port,flags="R"),timeout=10)
		print "Open"
	elif (stealth_scan_resp.getlayer(TCP).flags == 0x14):
		print "Closed"
	elif(stealth_scan_resp.haslayer(ICMP)):
		if(int(stealth_scan_resp.getlayer(ICMP).type)==3 and int(stealth_scan_resp.getlayer(ICMP).code) in [1,2,3,9,10,13]):
			print "Filtered"
else:
	print "Filtered"