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firebase-scanner.py
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firebase-scanner.py
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import requests
import re
import os
from colorama import init, Fore, Style
from urllib.parse import urlparse, urlunparse, urljoin
from validators import url as validator_url
from concurrent.futures import ThreadPoolExecutor
import urllib3
init() # Initialize colorama for color output
urllib3.disable_warnings(urllib3.exceptions.InsecureRequestWarning) # Suppress InsecureRequestWarning
def is_valid_url(url):
return validator_url(url)
def add_scheme(url):
if not urlparse(url).scheme:
schemes = ["http://", "https://"]
for scheme in schemes:
new_url = urlunparse((scheme, url, "", "", "", ""))
try:
response = requests.head(new_url)
if response.status_code < 400:
return new_url
except requests.exceptions.RequestException:
pass
return url
def process_url(url):
print(f"\nScanning: {url}")
try:
url = add_scheme(url) # Add scheme if missing
if is_valid_url(url): # Validate URL after adding the scheme
scan_firebase_config(url)
else:
print(f"{Fore.RED}Invalid URL: {url}{Style.RESET_ALL}")
except Exception as e:
print(f"{Fore.RED}Error occurred while processing the URL: {url}{Style.RESET_ALL}")
print(f"{Fore.RED}Error details: {str(e)}{Style.RESET_ALL}")
with open("errors.txt", "a") as file:
file.write(f"Error occurred while processing the URL {url}: {str(e)}\n")
def download_js_files(url):
try:
response = requests.get(url, verify=False) # Disable SSL verification
content = response.text
# Regular expression pattern to find JavaScript file URLs
pattern = r'<script\s+src="([^"]+\.js)"'
js_files = re.findall(pattern, content)
# Download each JavaScript file
for js_file in js_files:
js_url = urljoin(url, js_file) # Construct the absolute URL
js_response = requests.get(js_url, verify=False) # Disable SSL verification
with open(os.path.basename(js_file), "w") as file:
file.write(js_response.text)
except requests.exceptions.RequestException as e:
print(f"Error occurred while downloading JavaScript files: {e}")
def scan_firebase_config(url):
try:
# Add scheme if missing
url = add_scheme(url)
# Fetch the website content
response = requests.get(url, verify=False)
content = response.text
# Regular expression patterns for Firebase configuration variables
patterns = [
# Handle variables defined with var, let, const, and no keyword
r'(?:var|let|const|\s)apiKey\s*=\s*([\'"\`].*?[\'"\`])',
r'(?:var|let|const|\s)authDomain\s*=\s*([\'"\`].*?[\'"\`])',
r'(?:var|let|const|\s)databaseURL\s*=\s*([\'"\`].*?[\'"\`])',
r'(?:var|let|const|\s)projectId\s*=\s*([\'"\`].*?[\'"\`])',
r'(?:var|let|const|\s)storageBucket\s*=\s*([\'"\`].*?[\'"\`])',
r'(?:var|let|const|\s)messagingSenderId\s*=\s*([\'"\`].*?[\'"\`])',
r'(?:var|let|const|\s)appId\s*=\s*([\'"\`].*?[\'"\`])',
r'(?:var|let|const|\s)measurementId\s*=\s*([\'"\`].*?[\'"\`])',
# Handle objects defined with curly braces and new keyword
r'(?:new\s+FirebaseConfig|\{)\s*apiKey\s*:\s*([\'"\`].*?[\'"\`])',
r'(?:new\s+FirebaseConfig|\{)\s*authDomain\s*:\s*([\'"\`].*?[\'"\`])',
r'(?:new\s+FirebaseConfig|\{)\s*databaseURL\s*:\s*([\'"\`].*?[\'"\`])',
r'(?:new\s+FirebaseConfig|\{)\s*projectId\s*:\s*([\'"\`].*?[\'"\`])',
r'(?:new\s+FirebaseConfig|\{)\s*storageBucket\s*:\s*([\'"\`].*?[\'"\`])',
r'(?:new\s+FirebaseConfig|\{)\s*messagingSenderId\s*:\s*([\'"\`].*?[\'"\`])',
r'(?:new\s+FirebaseConfig|\{)\s*appId\s*:\s*([\'"\`].*?[\'"\`])',
r'(?:new\s+FirebaseConfig|\{)\s*measurementId\s*:\s*([\'"\`].*?[\'"\`])',
# Handle comments
r'/\*[\s\S]*?apiKey\s*:\s*([\'"\`].*?[\'"\`])[\s\S]*?\*/',
r'//.*?apiKey\s*:\s*([\'"\`].*?[\'"\`])',
r'/\*[\s\S]*?authDomain\s*:\s*([\'"\`].*?[\'"\`])[\s\S]*?\*/',
r'//.*?authDomain\s*:\s*([\'"\`].*?[\'"\`])',
r'/\*[\s\S]*?databaseURL\s*:\s*([\'"\`].*?[\'"\`])[\s\S]*?\*/',
r'//.*?databaseURL\s*:\s*([\'"\`].*?[\'"\`])',
r'/\*[\s\S]*?projectId\s*:\s*([\'"\`].*?[\'"\`])[\s\S]*?\*/',
r'//.*?projectId\s*:\s*([\'"\`].*?[\'"\`])',
r'/\*[\s\S]*?storageBucket\s*:\s*([\'"\`].*?[\'"\`])[\s\S]*?\*/',
r'//.*?storageBucket\s*:\s*([\'"\`].*?[\'"\`])',
r'/\*[\s\S]*?messagingSenderId\s*:\s*([\'"\`].*?[\'"\`])[\s\S]*?\*/',
r'//.*?messagingSenderId\s*:\s*([\'"\`].*?[\'"\`])',
r'/\*[\s\S]*?appId\s*:\s*([\'"\`].*?[\'"\`])[\s\S]*?\*/',
r'//.*?appId\s*:\s*([\'"\`].*?[\'"\`])',
r'/\*[\s\S]*?measurementId\s*:\s*([\'"\`].*?[\'"\`])[\s\S]*?\*/',
r'//.*?measurementId\s*:\s*([\'"\`].*?[\'"\`])',
]
# Search for Firebase configuration variables in the content
found_variables = []
for pattern in patterns:
matches = re.findall(pattern, content)
if matches:
found_variables.append(matches[0])
if found_variables:
print(f"{Fore.GREEN}Firebase configuration variables found in {url}:{Style.RESET_ALL}")
for variable in found_variables:
print(f" - {variable}")
with open("results.txt", "a") as file:
file.write(f"Firebase configuration variables found in {url}:\n")
for variable in found_variables:
file.write(f" - {variable}\n")
else:
print(f"{Fore.YELLOW}No Firebase configuration variables found in {url}{Style.RESET_ALL}")
# Download and scan JavaScript files
download_js_files(url)
js_files = [file for file in os.listdir() if file.endswith(".js")]
for js_file in js_files:
with open(js_file, "r") as file:
js_content = file.read()
js_found_variables = []
for pattern in patterns:
matches = re.findall(pattern, js_content)
if matches:
js_found_variables.append(matches[0])
if js_found_variables:
print(f"{Fore.GREEN}Firebase configuration variables found in {js_file}:{Style.RESET_ALL}")
for variable in js_found_variables:
print(f" - {variable}")
with open("results.txt", "a") as file:
file.write(f"Firebase configuration variables found in {js_file}:\n")
for variable in js_found_variables:
file.write(f" - {variable}\n")
os.remove(js_file)
except requests.exceptions.RequestException as e:
print(f"{Fore.RED}Error occurred while fetching the website: {url}{Style.RESET_ALL}")
print(f"{Fore.RED}Error details: {str(e)}{Style.RESET_ALL}")
with open("errors.txt", "a") as file:
file.write(f"Error occurred while fetching the website {url}: {str(e)}\n")
def read_urls_from_file(file_path):
with open(file_path, "r") as file:
urls = file.read().splitlines()
return urls
def get_user_input():
urls = []
while True:
url = input("Enter a URL (or press Enter to finish): ")
if url == "":
break
urls.append(url)
return urls
def main():
print("Firebase Configuration Scanner")
print("1. Read URLs from a file")
print("2. Enter URLs manually")
choice = input("Enter your choice (1 or 2): ")
if choice == "1":
file_path = input("Enter the file path containing URLs: ")
urls = read_urls_from_file(file_path)
elif choice == "2":
urls = get_user_input()
else:
print("Invalid choice. Exiting.")
return
for url in urls:
print(f"\nScanning: {url}")
if is_valid_url(url):
scan_firebase_config(url)
with ThreadPoolExecutor() as executor:
for url in urls:
if is_valid_url(url):
executor.submit(process_url, url)
print("\nScanning completed.")
print("Results saved in 'results.txt'.")
print("Errors logged in 'errors.txt'.")
if __name__ == "__main__":
main()