CVE-2020-13944 : Exploit Details and Defense Strategies

Apache Airflow < 1.10.12 is vulnerable to a reflected XSS exploit via the "origin" parameter in certain endpoints like '/trigger'.

Understanding CVE-2020-13944

In Apache Airflow < 1.10.12, a specific parameter was susceptible to a cross-site scripting (XSS) attack, potentially leading to information disclosure.

What is CVE-2020-13944?

This CVE identifies a security vulnerability in Apache Airflow versions prior to 1.10.12, where the "origin" parameter in specific endpoints could be exploited for XSS attacks.

The Impact of CVE-2020-13944

The vulnerability could allow attackers to execute malicious scripts in the context of a user's session, potentially leading to unauthorized access or data theft.

Technical Details of CVE-2020-13944

Apache Airflow < 1.10.12 vulnerability details.

Vulnerability Description

The vulnerability in Apache Airflow < 1.10.12 allowed for a reflected XSS attack through the "origin" parameter in certain endpoints like '/trigger'.

Affected Systems and Versions

Product: Apache Airflow
Versions Affected: Apache Airflow < 1.10.12

Exploitation Mechanism

Attackers could exploit the vulnerability by injecting malicious scripts into the "origin" parameter, which would then be executed in the context of a user's session.

Mitigation and Prevention

Steps to address and prevent the CVE-2020-13944 vulnerability.

Immediate Steps to Take

Upgrade Apache Airflow to version 1.10.12 or newer to mitigate the XSS vulnerability.
Implement input validation mechanisms to sanitize user inputs and prevent script injection.

Long-Term Security Practices

Regularly update and patch Apache Airflow to ensure the latest security fixes are in place.
Conduct security audits and penetration testing to identify and address potential vulnerabilities.

Patching and Updates

Apply patches provided by Apache Airflow promptly to address known security issues and vulnerabilities.