CVE-2023-37379 Apache Airflow: Exposure of sensitive connection information, DOS and SSRF on "test connection" feature
Authenticated users with connection edit privileges can expose sensitive data, cause denial of service, or perform SSRF via the test connection feature.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-37379?
CVE-2023-37379 is a high-severity server-side request forgery vulnerability in Apache Airflow, published on 23 Aug 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Apache Airflow, in versions prior to 2.7.0, contains a security vulnerability that can be exploited by an authenticated user possessing Connection edit privileges. This vulnerability allows the user to access connection information and exploit the test connection feature by sending many requests, leading to a denial of service (DoS) condition on the server. Furthermore, malicious actors can leverage this vulnerability to establish harmful connections with the server.
Users of Apache Airflow are strongly advised to upgrade to version 2.7.0 or newer to mitigate the risk associated with this vulnerability. Additionally, administrators are encouraged to review and adjust user permissions to restrict access to sensitive functionalities, reducing the attack surface.
Which versions are affected by CVE-2023-37379?
4 open source packages ship an affected version, including apache-airflow and airflow. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
apache-airflow PyPI | All versions | 2.7.0 |
apache-airflow PyPI | All versions | 2.7.0b1 |
apache-airflow PyPI | All versions | 2.7.0b1 |
airflow Bitnami | All versions | 2.7.0 |
Products include Apache Airflow.
How do I fix CVE-2023-37379?
Upgrade apache-airflow to a fixed version for your release line: 2.7.0 or 2.7.0b1.
Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.
Is CVE-2023-37379 being exploited?
There is no known exploitation of CVE-2023-37379 in the wild and no public exploit code.
Other vulnerabilities in Apache Airflow
- CVE-2020-13927 Apache Airflow's Experimental API Authentication Bypass
- CVE-2020-11978 Apache Airflow Command Injection
- CVE-2026-33264 Apache Airflow: DAG author RCE on webserver via unrestricted import_string() in BaseSerialization.deserialize()
- CVE-2023-25754 Apache Airflow: Privilege escalation using airflow logs
- CVE-2023-22884 Apache Airflow, Apache Airflow MySQL Provider: Arbitrary file read via MySQL provider in Apache Airflow
Sources
Also known as BIT-airflow-2023-37379, GHSA-x2mh-8fmc-rqgh, PYSEC-2023-152.