CVE-2023-39553
Python vulnerability analysis and mitigation

Overview

Apache Airflow Drill Provider before version 2.4.3 is affected by an Improper Input Validation vulnerability (CVE-2023-39553). The vulnerability allows an attacker to pass malicious parameters when establishing a connection with DrillHook, which can lead to reading files on the Airflow server (OpenWall Mailing List, NVD).

Technical details

The vulnerability stems from insufficient validation of database URL parameters passed to the create_engine function in the Drill hook's connection. The database URL should not contain query parameters as it was not intended for this purpose (GitHub PR). The vulnerability has been assigned a CVSS v3.1 Base Score of 7.5 (HIGH) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N (NVD).

Impact

When successfully exploited, this vulnerability allows attackers to read files on the Airflow server, potentially exposing sensitive information (OpenWall Mailing List).

Mitigation and workarounds

Users are recommended to upgrade to Apache Airflow Drill Provider version 2.4.3 or later, which contains the fix for this vulnerability (OpenWall Mailing List).

Additional resources


SourceThis report was generated using AI

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