CVE-2023-29199

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.

How to fix CVE-2023-29199

To remediate CVE-2023-29199, upgrade the affected package to a fixed version below.

• —upgrade to 3.9.16 or later

Is CVE-2023-29199 being exploited?

Moderate — EPSS is 25.0%. Track this CVE but it's not at the top of the prioritisation list.

Affected packages (1)

• from 0, < 3.9.16

CVSS scores

References (7)

• ADVISORYnvd.nist.gov/vuln/detail/CVE-2023-29199
• PATCHgithub.com/patriksimek/vm2
• WEBgist.github.com/leesh3288/f05730165799bf56d70391f3d9ea187c
• WEBgithub.com/patriksimek/vm2/commit/24c724daa7c09f003e556d7cd1c7a8381cb985d7
• WEB