GitHub Advisoryadvisory · npm

GHSA-ch3r-j5x3-6q2m vm2 Sandbox Escape vulnerability

CRITICAL Published 2023-04-20 Modified 2023-04-20 Official page ↗
Aliases
CVE-2023-30547
Ecosystem
npm
Packages
vm2
Severity
Critical
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-74
Reviewed
2023-04-20

Affected packages

• npm vm2: < 3.9.17 → fixed in 3.9.17

Description

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 Thanks to Xion (SeungHyun Lee) of KAIST Hacking Lab for disclosing this vulnerability.

Related

Alias · CVE (1)

  • CVE-2023-30547 vm2 is a sandbox that can run untrusted code with whitelisted Node's built-in modules. vulnerability

Weakness · CWE (1)

  • CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component weakness

References