CVE-2023-35798 : Security Advisory and Response

A detailed article outlining the CVE-2023-35798 vulnerability in Apache Airflow ODBC Provider and Apache Airflow MSSQL Provider.

Understanding CVE-2023-35798

This CVE encompasses an Input Validation vulnerability in Apache Airflow ODBC Provider and Apache Airflow MSSQL Provider, impacting versions before 4.0.0 and 3.4.1 respectively.

What is CVE-2023-35798?

The vulnerability is considered low severity, requiring specific DAG code usage and access to connection resources to exploit it.

The Impact of CVE-2023-35798

This vulnerability could allow an attacker to perform arbitrary file reads on affected systems, potentially leading to unauthorized access or information disclosure.

Technical Details of CVE-2023-35798

Vulnerability Description

The vulnerability arises due to improper input validation in the mentioned Apache Airflow providers, making them susceptible to arbitrary file reads.

Affected Systems and Versions

Apache Airflow ODBC Provider: Before version 4.0.0
Apache Airflow MSSQL Provider: Before version 3.4.1

Exploitation Mechanism

To exploit the vulnerability, an attacker needs to manipulate the

get_sqlalchemy_connection

function in DAG code and have access to connection resources.

Mitigation and Prevention

Immediate Steps to Take

It is recommended to upgrade the Apache Airflow ODBC Provider to version 4.0.0, and the Apache Airflow MSSQL Provider to version 3.4.1 to mitigate the vulnerability.

Long-Term Security Practices

Regularly monitor and update Apache Airflow providers to ensure they are running on secure versions. Implement proper access controls to restrict unauthorized tampering with connection resources.

Patching and Updates

Refer to the provided references for patch information and vendor advisories.