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.

Affected

Apache Software Foundation · Apache Airflow

CVSS v4.0 GitHub

8.3 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N

CVSS v3.1 NVD

7.7 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

CVSS v2.0 NVD

3.5 LOWAV:N/AC:M/Au:S/C:P/I:N/A:N

EPSS

23.86% chance of exploitation in the next 30 days, 98th percentile

Nuclei

high · CWE-287

Published

2020-12-21

Updated

2025-02-13

Nuclei templates (1)

• projectdiscovery/nuclei-templates/blob/main/http/cves/2020/CVE-2020-17526.yaml

Vulhub environments (1)

• vulhub/vulhub/tree/master/airflow/CVE-2020-17526

Exploit collections (1)

• CVE-2020-17526.yamlzan8in/afrog

Security advisories

• https://lists.apache.org/thread.html/rbeeb73a6c741f2f9200d83b9c2220610da314810c4e8c9cf881…
• http://www.openwall.com/lists/oss-security/2020/12/21/1
• advisories/GHSA-7mx5-x372-xh87

References

• CVE Record
• NVD entry