CVE-2024-39877: Apache Airflow: DAG Author Code Execution possibility in airflow-scheduler
First published: Tue Jul 16 2024(Updated: )
Apache Airflow 2.4.0, and versions before 2.9.3, has a vulnerability that allows authenticated DAG authors to craft a doc_md parameter in a way that could execute arbitrary code in the scheduler context, which should be forbidden according to the Airflow Security model. Users should upgrade to version 2.9.3 or later which has removed the vulnerability.
Credit: security@apache.org security@apache.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| pip/apache-airflow | >=2.4.0<2.9.3 | 2.9.3 |
| Apache Airflow | >=2.4.0<2.9.3 |
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Reference Links
- https://github.com/apache/airflow/pull/40522
- https://lists.apache.org/thread/1xhj9dkp37d6pzn24ll2mf94wbqnb2y1
- https://nvd.nist.gov/vuln/detail/CVE-2024-39877
- https://github.com/apache/airflow/commit/8159f6e24704f5e0e3b3217cf79ecf5083dce531
- https://github.com/advisories/GHSA-g5hv-r743-v8pm (Advisory)
- https://github.com/pypa/advisory-database/tree/main/vulns/apache-airflow/PYSEC-2024-190.yaml
- http://www.openwall.com/lists/oss-security/2024/07/16/7
Frequently Asked Questions
What is the severity of CVE-2024-39877?
CVE-2024-39877 is a high-severity vulnerability affecting Apache Airflow versions 2.4.0 to 2.9.2.
How do I fix CVE-2024-39877?
To fix CVE-2024-39877, upgrade Apache Airflow to version 2.9.3 or later.
Who is affected by CVE-2024-39877?
CVE-2024-39877 affects authenticated DAG authors using Apache Airflow versions 2.4.0 through 2.9.2.
What type of vulnerability is CVE-2024-39877?
CVE-2024-39877 is a code execution vulnerability that allows crafted input to execute arbitrary code in the scheduler context.
Is there a workaround for CVE-2024-39877?
Currently, there are no known workarounds for CVE-2024-39877, so upgrading to the fixed version is essential.
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