Vulnerability in Apache Airflow
CVE-2020-17526
Incorrect Session Validation in Apache Airflow Webserver versions prior to 1.10.14 with default config allows a malicious airflow user on site A where they log in normally, to access unauthorized Airflow Webserver on Site B through the session from Site A. This does not affect users who have changed the default value for `[webserver] secret_key` config.
EPSS: 0.233 (97.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N.
Affected products
- Apache Airflow
- Apache Software Foundation Airflow — versions Apache Airflow
Public proof-of-concept exploits
References
- security@apache.org (Mailing List, x_refsource_MISC, Vendor Advisory)
- security@apache.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- security@apache.org (mailing-list, x_refsource_MLIST)
Frequently asked questions
- What is CVE-2020-17526?
- CVE-2020-17526 is a high-severity vulnerability in Apache Airflow. CVSS score: 7.7/10. Published 2020-12-21.
- How severe is CVE-2020-17526?
- High severity. CVSS v3 base score is 7.7 out of 10.
- Is CVE-2020-17526 known to be exploited?
- 10 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.