CVE-2023-42780 : What You Need to Know

CVE-2023-42780, assigned to Apache Airflow, highlights an improper access control vulnerability in the "List dag warnings" feature. This CVE affects versions of Apache Airflow prior to 2.7.2 and allows authenticated users to view warnings for all Directed Acyclic Graphs (DAGs) regardless of their permissions. Upgrading to version 2.7.2 or newer is recommended to address this security flaw.

Understanding CVE-2023-42780

This section delves into the details of the vulnerability in Apache Airflow and its impact on users.

What is CVE-2023-42780?

CVE-2023-42780 refers to an exposure of sensitive information vulnerability in Apache Airflow, specifically related to disclosing warnings for DAGs without proper permissions.

The Impact of CVE-2023-42780

The vulnerability allows authenticated users to access warning information for all DAGs, exposing DAG IDs and import error stack traces. This information disclosure poses a risk to the confidentiality of sensitive data within Apache Airflow.

Technical Details of CVE-2023-42780

Explore the specific technical aspects of the CVE affecting Apache Airflow.

Vulnerability Description

The security flaw in Apache Airflow versions prior to 2.7.2 enables users to list warnings for all DAGs even if they lack permission, leading to the exposure of sensitive DAG-related data.

Affected Systems and Versions

Apache Airflow versions below 2.7.2 are vulnerable to this improper access control issue, impacting users of the software who rely on the affected functionality.

Exploitation Mechanism

Authenticated users with access to Apache Airflow can exploit this vulnerability to access warning information for all DAGs, compromising the privacy and security of sensitive data.

Mitigation and Prevention

Learn how to mitigate the risks associated with CVE-2023-42780 and secure Apache Airflow installations.

Immediate Steps to Take

Users of Apache Airflow are strongly advised to upgrade to version 2.7.2 or later to prevent unauthorized access to warning information and mitigate the vulnerability's impact.

Long-Term Security Practices

Implement strict access controls and permissions within Apache Airflow to restrict unauthorized access to DAG warnings and enhance overall system security.

Patching and Updates

Stay informed about security patches and updates released by Apache Airflow to address vulnerabilities promptly and maintain a secure software environment.