CVE-2023-39631: Code Injection
First published: Fri Sep 01 2023(Updated: )
An issue in LanChain-ai Langchain v.0.0.245 allows a remote attacker to execute arbitrary code via the evaluate function in the numexpr library.
Credit: cve@mitre.org cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| langchain langchain | =0.0.245 | |
| pip/langchain | <0.0.308 | 0.0.308 |
| pip/numexpr | <2.8.5 | 2.8.5 |
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Reference Links
- https://github.com/langchain-ai/langchain/issues/8363
- https://github.com/pydata/numexpr/issues/442
- https://nvd.nist.gov/vuln/detail/CVE-2023-39631
- https://github.com/pypa/advisory-database/tree/main/vulns/langchain/PYSEC-2023-162.yaml
- https://github.com/pypa/advisory-database/tree/main/vulns/numexpr/PYSEC-2023-163.yaml
- https://github.com/langchain-ai/langchain/pull/11302
- https://github.com/langchain-ai/langchain/releases/tag/v0.0.308
- https://github.com/advisories/GHSA-f73w-4m7g-ch9x (Advisory)
- https://github.com/pydata/numexpr/commit/4b2d89cf14e75030d27629925b9998e1e91d23c7
Frequently Asked Questions
What is CVE-2023-39631?
CVE-2023-39631 is an issue in LangChain-ai LangChain v.0.0.245 that allows a remote attacker to execute arbitrary code via the evaluate function in the numexpr library.
What is the severity of CVE-2023-39631?
The severity of CVE-2023-39631 is critical with a CVSS score of 9.8.
How do I fix CVE-2023-39631?
To fix CVE-2023-39631, you need to update LangChain-ai LangChain to version v.0.0.308.
Is numexpr library required for LangChain-ai LangChain?
The numexpr library is an optional dependency for LangChain-ai LangChain.
Where can I find more information about CVE-2023-39631?
You can find more information about CVE-2023-39631 at the following references: [GitHub Issue](https://github.com/langchain-ai/langchain/issues/8363), [NVD](https://nvd.nist.gov/vuln/detail/CVE-2023-39631)
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