Attachment 180814 Details for Bug 217637 – Scapy client

Scapy client

double_accept.py (text/x-python), 1.42 KB, created by Alexandre martins on 2017-03-14 13:10:06 UTC

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Creator: Alexandre martins

Created: 2017-03-14 13:10:06 UTC

Size: 1.42 KB

patch

obsolete

>#!/usr/bin/env python
>from scapy.all import *
>
># VARIABLES
>src = sys.argv[1]
>dst = sys.argv[2]
>sport = random.randint(1024,65535)
>dport = int(sys.argv[3])
>
># SYN
>ip=IP(src=src,dst=dst,flags='DF')
>SYN=TCP(sport=sport,dport=dport,flags='S',seq=255,options=[('MSS', 1460),('NOP', 1),('WScale', 5)])
>SYNACK=sr1(ip/SYN)
>
># ACK
>ACK=TCP(sport=sport, dport=dport, flags='A', seq=SYNACK.ack, ack=SYNACK.seq + 1)
>send(ip/ACK)
>
>HEADER='POST /URL HTTP/1.1\r\nContent-Length: 10\r\nHost: '+dst+'\r\n\r\n'
>
>POST=TCP(sport=sport, dport=dport, flags='PA', seq=SYNACK.ack, ack=SYNACK.seq + 1)/Raw(HEADER)
>DATA=TCP(sport=sport, dport=dport, flags='PA', seq=SYNACK.ack + HEADER.__len__(), ack=SYNACK.seq + 1)/Raw('a'* 10)
>
>RDR1=sr(ip/POST, multi=1, timeout=0.5)
>send(ip/DATA)
>
>ALL_NO_ACK=TCP(sport=sport, dport=dport, flags='PA', seq=SYNACK.ack, ack=SYNACK.seq + 1)/Raw(HEADER + ('a' * 10))
>
>time.sleep(0.1)
>send(ip/ALL_NO_ACK)
>
>ALL_ACK=TCP(sport=sport, dport=dport, flags='PA', seq=SYNACK.ack, ack=RDR1[0][1][1].seq+1)/Raw(HEADER + ('a' * 10))
>
>ACK_ALL=TCP(sport=sport, dport=dport, flags='A', seq=SYNACK.ack + 10 + HEADER.__len__(), ack=RDR1[0][1][1].seq)
>
>ACK_FIN=TCP(sport=sport, dport=dport, flags='A', seq=SYNACK.ack + 10 + HEADER.__len__(), ack=RDR1[0][1][1].seq+1)
>
>FIN=TCP(sport=sport, dport=dport, flags='FA', seq=SYNACK.ack + 10 + HEADER.__len__(), ack=RDR1[0][1][1].seq+1)
>
>send(ip/ACK_ALL)
>
>time.sleep(0.1)
>
>send(ip/ACK_FIN)
>
>time.sleep(0.1)
>
>send(ip/FIN)
>

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