CVE-2024-27134: MLflow excessive directory permissions enable local privilege escalation

Summary

CVE-2024-27134 describes excessive directory permissions in MLflow that lead to local privilege escalation when the spark_udf() MLflow API is called. A local attacker can exploit this through a ToCToU (time-of-check to time-of-use) attack to gain elevated permissions. The source reports the issue is only relevant when spark_udf() is called.

Mitigation

The source does not state a fix yet. Check the original advisory for updates.

Affected packages in the Exposure Registry

Matched by package name and ecosystem. Each entry shows whether the package delegates to a language model and how many tracked packages depend on it.

• mlflowPyPILLM dependency since 2024-05-30 · 17 tracked dependents

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