CVE-2021-35936: If remote logging is not used, the worker (in the case of CeleryExecutor) or the scheduler (in the case of LocalExecutor) runs a Flask logging server and is…

medium5.3CVSS 3.1

AVNACLPRNUINSUCLINAN

If remote logging is not used, the worker (in the case of CeleryExecutor) or the scheduler (in the case of LocalExecutor) runs a Flask logging server and is listening on a specific port and also binds on 0.0.0.0 by default. This logging server had no authentication and allows reading log files of DAG jobs. This issue affects Apache Airflow < 2.1.2.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
apache	airflow	< 2.1.2	2.1.2
apache_software_foundation	apache_airflow	>= Apache Airflow < 2.1.2	2.1.2