CVE-2021-26559: Improper Access Control in Apache Airflow
(updated )
Improper Access Control on Configurations Endpoint for the Stable API of Apache Airflow allows users with Viewer or User role to get Airflow Configurations including sensitive information even when [webserver] expose_config is set to False in airflow.cfg. This allowed a privilege escalation attack. This issue affects Apache Airflow 2.0.0.
References
- github.com/advisories/GHSA-ffw3-6mp6-jmvj
- github.com/apache/airflow
- github.com/apache/airflow/blob/486b76438c0679682cf98cb88ed39c4b161cbcc8/CHANGELOG.txt
- github.com/apache/airflow/commit/3909232fafd09ac72b49010ecdfd6ea48f06d5cf
- github.com/apache/airflow/commit/5e35926c7eda0dfa11a9623e4bf5f60c2bd6b3f6
- github.com/pypa/advisory-database/tree/main/vulns/apache-airflow/PYSEC-2021-2.yaml
- lists.apache.org/thread.html/r3b3787700279ec361308cbefb7c2cce2acb26891a12ce864e4a13c8d%40%3Cusers.airflow.apache.org%3E
- lists.apache.org/thread.html/rd142565996d7ee847b9c14b8a9921dcf80bc6bc160e3d9dca6dfc2f8@%3Cannounce.apache.org%3E
- nvd.nist.gov/vuln/detail/CVE-2021-26559
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