GHSA-G644-9GFX-Q4Q4

Vulnerability from github – Published: 2023-07-13 17:01 – Updated: 2025-11-04 16:44
VLAI?
Summary
vm2 Sandbox Escape vulnerability
Details

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.

Severity ?
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "vm2"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "3.9.19"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2023-37903"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-78"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2023-07-13T17:01:58Z",
    "nvd_published_at": "2023-07-21T20:15:16Z",
    "severity": "CRITICAL"
  },
  "details": "In vm2 for versions up to 3.9.19, Node.js custom inspect function allows attackers to escape the sandbox and run arbitrary code.\n\n### Impact\nRemote Code Execution, assuming the attacker has arbitrary code execution primitive inside the context of vm2 sandbox.\n\n### Patches\nNone.\n\n### Workarounds\nNone.\n\n### References\nPoC is to be disclosed on or after the 5th of September.\n\n### Similarity with [CVE-2023-37466](https://nvd.nist.gov/vuln/detail/CVE-2023-37466)\nWhile this advisory might look similar to [CVE-2023-37466](https://nvd.nist.gov/vuln/detail/CVE-2023-37466), it is a completely different way of escaping the sandbox.\n\n### For more information\nIf you have any questions or comments about this advisory:\n\n- Open an issue in [VM2](https://github.com/patriksimek/vm2)\n\nThanks to [Xion](https://twitter.com/0x10n) (SeungHyun Lee) of [KAIST Hacking Lab](https://kaist-hacking.github.io/) for disclosing this vulnerability.",
  "id": "GHSA-g644-9gfx-q4q4",
  "modified": "2025-11-04T16:44:48Z",
  "published": "2023-07-13T17:01:58Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/patriksimek/vm2/security/advisories/GHSA-g644-9gfx-q4q4"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-37903"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/patriksimek/vm2"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20230831-0007"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20241108-0002"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "vm2 Sandbox Escape vulnerability"
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.