CVE-2020-11983 : Security Advisory and Response
Learn about CVE-2020-11983 affecting Apache Airflow versions 1.10.10 and below, allowing authenticated users to execute stored XSS attacks. Find mitigation steps and prevention measures here.
Apache Airflow versions 1.10.10 and below are affected by a vulnerability that allows authenticated users to execute stored XSS attacks.
Understanding CVE-2020-11983
An issue in Apache Airflow versions 1.10.10 and below enables authenticated users to create stored XSS attacks through admin management screens in the new/RBAC UI.
What is CVE-2020-11983?
This CVE identifies a vulnerability in Apache Airflow versions 1.10.10 and earlier that mishandles escaping on admin management screens, leading to the potential execution of stored XSS attacks by authenticated users with appropriate permissions.
The Impact of CVE-2020-11983
The vulnerability allows attackers to execute malicious scripts within the context of a user's session, potentially leading to unauthorized actions or data theft.
Technical Details of CVE-2020-11983
Apache Airflow CVE-2020-11983 involves the following technical aspects:
Vulnerability Description
The vulnerability arises from incorrect handling of escaping in admin management screens, enabling the execution of stored XSS attacks.
Affected Systems and Versions
- Product: Apache Airflow
- Vendor: Apache Software Foundation
- Versions Affected: 1.10.10 and below
Exploitation Mechanism
The vulnerability can be exploited by authenticated users with appropriate permissions to inject and execute malicious scripts through the admin management screens.
Mitigation and Prevention
To address CVE-2020-11983, consider the following mitigation strategies:
Immediate Steps to Take
- Upgrade Apache Airflow to a non-vulnerable version.
- Implement strict input validation to prevent malicious script injection.
- Monitor and restrict user permissions to minimize the impact of potential attacks.
Long-Term Security Practices
- Regularly update and patch Apache Airflow to the latest secure versions.
- Educate users on safe browsing practices and the risks of executing unauthorized scripts.
Patching and Updates
- Stay informed about security updates and patches released by Apache Airflow.
- Apply patches promptly to ensure the system is protected against known vulnerabilities.