CVE-2018-20245
First published: Tue Jan 08 2019(Updated: )
The LDAP auth backend (airflow.contrib.auth.backends.ldap_auth) prior to Apache Airflow 1.10.1 was misconfigured and contained improper checking of exceptions which disabled server certificate checking.
Credit: security@apache.org security@apache.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Apache Airflow | <1.10.1 | |
| pip/apache-airflow | <1.10.1 | 1.10.1 |
| <1.10.1 |
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Reference Links
- https://lists.apache.org/thread.html/b549c7573b342a6e457e5a3225c33054244343927bbfb2a4cdc4cf73@%3Cdev.airflow.apache.org%3E
- https://lists.apache.org/thread.html/b549c7573b342a6e457e5a3225c33054244343927bbfb2a4cdc4cf73%40%3Cdev.airflow.apache.org%3E
- https://nvd.nist.gov/vuln/detail/CVE-2018-20245
- https://github.com/advisories/GHSA-77rc-x84q-pv4f (Advisory)
- https://github.com/apache/airflow/commit/28abf87bd173cc4cedc57f553118470e5745a968
- https://github.com/apache/airflow/commit/66d0d05ea0802aec407e0ef5435a962080db0926
- https://github.com/apache/airflow/commit/d8d0e8c59203f793f81d47d5adb1362df0b5d8d1
- https://github.com/pypa/advisory-database/tree/main/vulns/apache-airflow/PYSEC-2019-143.yaml
Frequently Asked Questions
What is the severity of CVE-2018-20245?
CVE-2018-20245 has a moderate severity rating due to improper server certificate checking in the LDAP auth backend.
How do I fix CVE-2018-20245?
To fix CVE-2018-20245, upgrade to Apache Airflow version 1.10.1 or later.
What software is affected by CVE-2018-20245?
CVE-2018-20245 affects Apache Airflow versions prior to 1.10.1 that use the LDAP authentication backend.
What is the impact of CVE-2018-20245?
The impact of CVE-2018-20245 is that it may allow a man-in-the-middle attack by disabling proper checking of server certificates.
Is there a workaround for CVE-2018-20245?
There are no known workarounds for CVE-2018-20245; upgrading to the fixed version is recommended.
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