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…

PriorityP433medium5.3CVSS 3.1

AVNACLPRNUINSUCLINAN

EPSS

4.02%

89.4th percentile

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

CVSS provenance

nvdv3.15.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N

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