with concurrent.futures.ThreadPoolExecutor(max_workers=args.threads) as executor: futures = {executor.submit(scan_ssh, str(ip)): ip for ip in network if is_ssh_open(str(ip))} for future in concurrent.futures.as_completed(futures): ip = futures[future] try: result = future.result() if result: open_ssh_hosts.append(result) print(f"Open SSH: {result}") except Exception as exc: print(f"{ip} generated an exception: {exc}")
pip install paramiko import argparse import ipaddress import paramiko import concurrent.futures import socket
: Before running this script, ensure you have permission to scan the target network and SSH servers. Unauthorized scanning can be considered malicious. Prerequisites First, you'll need to install the paramiko library. You can do this via pip: lazy ssh scanner download
: Scanning networks for open ports and services should be done responsibly and in compliance with applicable laws and regulations. Ensure you have the necessary permissions before scanning any network.
open_ssh_hosts = []
try: network = ipaddress.ip_network(args.range, strict=False) except ValueError: print("Invalid IP range") return
def main(): parser = argparse.ArgumentParser(description='Lazy SSH Scanner') parser.add_argument('-r', '--range', required=True, help='IP range to scan (e.g., 192.168.1.0/24)') parser.add_argument('-t', '--threads', type=int, default=20, help='Number of threads') args = parser.parse_args() with concurrent
def scan_ssh(ip): try: ssh = paramiko.SSHClient() ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy()) ssh.connect(hostname=ip, port=22, timeout=1) ssh.close() return ip except paramiko.AuthenticationException: pass except paramiko.SSHException: pass except Exception as e: print(f"Error connecting to {ip}: {e}") return None
print("\nSummary:") print(f"Found {len(open_ssh_hosts)} SSH servers:") for host in open_ssh_hosts: print(host) You can do this via pip: : Scanning