RCE in Apache Airflow
CVE-2020-13927
The previous default setting for Airflow's Experimental API was to allow all API requests without authentication, but this poses security risks to users who miss this fact. From Airflow 1.10.11 the default has been changed to deny all requ…
Vulnerability class: Broken Authentication
EPSS: 0.997 (99.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Apache Airflow
- N/a Apache Airflow — versions Apache Airflow <1.10.11
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply updates per vendor instructions.
Public proof-of-concept exploits
References
- security@apache.org (Mailing List, Vendor Advisory)
- security@apache.org (Exploit, VDB Entry, Third Party Advisory)
- security@apache.org (Exploit, VDB Entry, Third Party Advisory)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Third Party Advisory, US Government Resource)
Frequently asked questions
- What is CVE-2020-13927?
- CVE-2020-13927 is a critical-severity vulnerability in Apache Airflow, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2020-11-10.
- How severe is CVE-2020-13927?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2020-13927 known to be exploited?
- Yes. CVE-2020-13927 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-01-18), indicating it is being actively exploited. 9 public proof-of-concept repositories are indexed.