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PyYAML==5.2 | ||
PyYAML==5.2 | ||
Werkzeug==1.0.1 |
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import os | ||
import sqlite3 | ||
from pathlib import Path | ||
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from flask import Flask, g | ||
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DB_FILENAME = "database.db" | ||
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def query_db(query, args=(), one=False, commit=False): | ||
with sqlite3.connect(DB_FILENAME) as conn: | ||
# vulnerability: Sensitive Data Exposure | ||
conn.set_trace_callback(print) | ||
cur = conn.cursor().execute(query, args) | ||
if commit: | ||
conn.commit() | ||
return cur.fetchone() if one else cur.fetchall() | ||
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def create_app(): | ||
app = Flask(__name__) | ||
app.secret_key = "aeZ1iwoh2ree2mo0Eereireong4baitixaixu5Ee" | ||
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db_path = Path(DB_FILENAME) | ||
if db_path.exists(): | ||
db_path.unlink() | ||
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conn = sqlite3.connect(DB_FILENAME) | ||
create_table_query = """CREATE TABLE IF NOT EXISTS user | ||
(id INTEGER PRIMARY KEY, username TEXT, password TEXT, access_level INTEGER)""" | ||
conn.execute(create_table_query) | ||
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insert_admin_query = """INSERT INTO user (id, username, password, access_level) | ||
VALUES (1, 'admin', 'admin', 0)""" | ||
conn.execute(insert_admin_query) | ||
conn.commit() | ||
conn.close() | ||
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with app.app_context(): | ||
from . import actions | ||
from . import auth | ||
from . import status | ||
from . import ui | ||
from . import users | ||
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app.register_blueprint(actions.bp) | ||
app.register_blueprint(auth.bp) | ||
app.register_blueprint(status.bp) | ||
app.register_blueprint(ui.bp) | ||
app.register_blueprint(users.bp) | ||
return app |
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import sqlite3 | ||
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from flask import Blueprint, request, render_template | ||
from . import query_db | ||
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bp = Blueprint("ui", __name__) | ||
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@bp.route("/search") | ||
def search(): | ||
query_param = request.args.get("query") | ||
if query_param is None: | ||
message = "please provide the query parameter" | ||
return render_template("error.html", message=message) | ||
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try: | ||
query = "SELECT username, access_level FROM user WHERE username LIKE ?;" | ||
results = query_db(query, (query_param,)) | ||
# vulnerability: XSS | ||
return render_template( | ||
"search.html", results=results, num_results=len(results), query=query_param | ||
) | ||
except sqlite3.Error as err: | ||
message = "Error while executing query " + query_param + ": " + err | ||
return render_template("error.html", message=message) |
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from flask_webgoat import create_app | ||
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app = create_app() | ||
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@app.after_request | ||
def add_csp_headers(response): | ||
# vulnerability: Broken Access Control | ||
response.headers['Access-Control-Allow-Origin'] = '*' | ||
# vulnerability: Security Misconfiguration | ||
response.headers['Content-Security-Policy'] = "script-src 'self' 'unsafe-inline'" | ||
return response | ||
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if __name__ == '__main__': | ||
# vulnerability: Security Misconfiguration | ||
app.run(debug=True) |
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