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GHSA-ch3r-j5x3-6q2m

vm2 Sandbox Escape vulnerability

Source: GitHub Advisory Database (reviewed) Critical CVE-2023-30547

Packages

EcosystemPackageAffectedFixed in
npm vm2 < 3.9.17 3.9.17

Details

As written in the advisory (Markdown source, shown as plain text).

There exists a vulnerability in exception sanitization of vm2 for versions up to 3.9.16, allowing attackers to raise an unsanitized host exception inside `handleException()` which can be used to escape the sandbox and run arbitrary code in host context. ### Impact A threat actor can bypass the sandbox protections to gain remote code execution rights on the host running the sandbox. ### Patches This vulnerability was patched in the release of version `3.9.17` of `vm2`. ### Workarounds None. ### References PoC - https://gist.github.com/leesh3288/381b230b04936dd4d74aaf90cc8bb244 ### 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.

References

External links from the advisory. They lead to third-party sites.