CVE-2023-50943: Apache Airflow: Potential pickle deserialization vulnerability in XComs

Published Jan 24, 2024
·
Updated

Apache Airflow, versions before 2.8.1, have a vulnerability that allows a potential attacker to poison the XCom data by bypassing the protection of "enablexcompickling=False" configuration setting resulting in poisoned data after XCom deserialization. This vulnerability is considered low since it requires a DAG author to exploit it. Users are recommended to upgrade to version 2.8.1 or later, which fixes this issue.

Affected Software

2 affected componentsFixes available
pip/apache-airflow>=0<2.8.1rc1
2.8.1rc1
Apache Airflow<2.8.1

Event History

Jan 24, 2024
CVE Published
via MITRE·12:57 PM
Data Sourced
via MITRE·12:57 PM
DescriptionWeakness
Data Sourced
via NVD·01:15 PM
DescriptionSeverityWeaknessAffected Software
Advisory Published
via GitHub·03:30 PM
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Frequently Asked Questions

1

What is the severity of CVE-2023-50943?

CVE-2023-50943 is considered to be a significant vulnerability due to its potential for data poisoning.

2

How do I fix CVE-2023-50943?

To fix CVE-2023-50943, upgrade to Apache Airflow version 2.8.1 or later.

3

What configurations are affected by CVE-2023-50943?

CVE-2023-50943 affects the configuration setting of "enable_xcom_pickling=False".

4

What type of attack is possible with CVE-2023-50943?

CVE-2023-50943 allows attackers to poison XCom data through deserialization vulnerabilities.

5

Which versions of Apache Airflow are impacted by CVE-2023-50943?

All versions of Apache Airflow before 2.8.1 are impacted by CVE-2023-50943.

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