CRITICAL 9.8

GHSA-g644-9gfx-q4q4

vm2 Sandbox Escape vulnerability

Details

In vm2 for versions up to 3.9.19, Node.js custom inspect function allows attackers to escape the sandbox and run arbitrary code.

### Impact Remote Code Execution, assuming the attacker has arbitrary code execution primitive inside the context of vm2 sandbox.

### Patches None.

### Workarounds None.

### References PoC is to be disclosed on or after the 5th of September.

### Similarity with [CVE-2023-37466](https://nvd.nist.gov/vuln/detail/CVE-2023-37466) While this advisory might look similar to [CVE-2023-37466](https://nvd.nist.gov/vuln/detail/CVE-2023-37466), it is a completely different way of escaping the sandbox.

### For more information If you have any questions or comments about this advisory:

- Open an issue in [VM2](https://github.com/patriksimek/vm2)

Thanks to [Xion](https://twitter.com/0x10n) (SeungHyun Lee) of [KAIST Hacking Lab](https://kaist-hacking.github.io/) for disclosing this vulnerability.

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Affected packages

npm / vm2

Introduced in: 0

No fixed version published yet for vm2 (npm). Pin to a known-safe version or switch to an alternative.