GitHub Advisoryadvisory · npm

GHSA-g644-9gfx-q4q4 vm2 Sandbox Escape vulnerability

CRITICAL Published 2023-07-13 Modified 2025-11-04 Official page ↗
Aliases
CVE-2023-37903
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-78
Reviewed
2023-07-13

Affected packages

• npm vm2: <= 3.9.19 (no fix yet)

Description

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 While this advisory might look similar to 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 Thanks to Xion (SeungHyun Lee) of KAIST Hacking Lab for disclosing this vulnerability.

Related

Alias · CVE (1)

  • CVE-2023-37903 vm2 is an open source vm/sandbox for Node.js. vulnerability

Weakness · CWE (1)

  • CWE-78 Improper Neutralization of Special Elements used in an OS Command weakness

References