Headline
Ubuntu Security Notice USN-6019-1
Ubuntu Security Notice 6019-1 - It was discovered that Flask-CORS did not properly escape paths before evaluating resource rules. An attacker could possibly use this to expose sensitive information.
=========================================================================Ubuntu Security Notice USN-6019-1April 13, 2023python-flask-cors vulnerability=========================================================================A security issue affects these releases of Ubuntu and its derivatives:- Ubuntu 20.04 LTSSummary:Applications using Flask-CORS could be made to expose sensitiveinformation.Software Description:- python-flask-cors: Flask extension for handling Cross Origin Resource Sharing (CORS)Details:It was discovered that Flask-CORS did not properly escape paths beforeevaluating resource rules. An attacker could possibly use this toexpose sensitive information.Update instructions:The problem can be corrected by updating your system to the followingpackage versions:Ubuntu 20.04 LTS: python3-flask-cors 3.0.8-2ubuntu0.1After a standard system update you need to restart application usingFlask-CORS to make all the necessary changes.References: https://ubuntu.com/security/notices/USN-6019-1 CVE-2020-25032Package Information: https://launchpad.net/ubuntu/+source/python-flask-cors/3.0.8-2ubuntu0.1