GHSA-xj72-wvfv-8985

vm2 Sandbox Escape vulnerability

Description

There exists a vulnerability in source code transformer (exception sanitization logic) of vm2 for versions up to 3.9.15, allowing attackers to bypass `handleException()` and leak unsanitized host exceptions 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 `3.9.16` of `vm2`. ### Workarounds None. ### References Github Issue - https://github.com/patriksimek/vm2/issues/516 PoC - https://gist.github.com/leesh3288/f05730165799bf56d70391f3d9ea187c ### 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.

Affected packages

References

• https://github.com/patriksimek/vm2/security/advisories/GHSA-xj72-wvfv-8985 WEB
• https://nvd.nist.gov/vuln/detail/CVE-2023-29199 ADVISORY
• https://github.com/patriksimek/vm2/issues/516 WEB
• https://github.com/patriksimek/vm2/commit/24c724daa7c09f003e556d7cd1c7a8381cb985d7 WEB
• https://gist.github.com/leesh3288/f05730165799bf56d70391f3d9ea187c WEB
• https://github.com/patriksimek/vm2 PACKAGE
• https://github.com/patriksimek/vm2/releases/tag/3.9.16 WEB

Sources