Information Exposure Through Browser Caching Affecting flask-appbuilder package, versions [,4.5.1)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-PYTHON-FLASKAPPBUILDER-7897224
- published5 Sept 2024
- disclosed4 Sept 2024
- creditUnknown
Introduced: 4 Sep 2024
CVE-2024-45314 (opens in a new tab)How to fix?
Upgrade Flask-AppBuilder to version 4.5.1 or higher.
Overview
Flask-AppBuilder is a simple and rapid application development framework, built on top of Flask. includes detailed security, auto CRUD generation for your models, google charts and much more.
Affected versions of this package are vulnerable to Information Exposure Through Browser Caching due to the default cache directives of the auth DB login form, allowing sensitive data to be stored locally by the browser. An attacker can access the sensitive data stored locally by exploiting shared computer environments.
Workaround
If upgrading is impossible, you need to configure your web server to send the following HTTP headers for /login:
"Cache-Control": "no-store, no-cache, must-revalidate, max-age=0"
"Pragma": "no-cache"
"Expires": "0"