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.
Metrics
Affected Vendors & Products
Advisories
Source | ID | Title |
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EUVD-2021-0013 | 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. |
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GHSA-m6h2-jx9v-58w6 | Missing Authorization in Apache Airflow |
Fixes
Solution
No solution given by the vendor.
Workaround
Use remote logging with GCS, S3, Elasticsearch etc. This is recommended for production environments. And do not publicly expose any other ports apart from Webserver port, Flower port etc.
References
History
Tue, 15 Jul 2025 13:45:00 +0000
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Status: PUBLISHED
Assigner: apache
Published:
Updated: 2024-08-04T00:40:47.453Z
Reserved: 2021-06-29T00:00:00
Link: CVE-2021-35936

No data.

Status : Modified
Published: 2021-08-16T08:15:11.530
Modified: 2024-11-21T06:12:47.057
Link: CVE-2021-35936

No data.

No data.