GHSA-CH3R-J5X3-6Q2M

Vulnerability from github – Published: 2023-04-20 14:37 – Updated: 2023-04-20 14:37
VLAI?
Summary
vm2 Sandbox Escape vulnerability
Details

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.

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"
            },
            {
              "fixed": "3.9.17"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2023-30547"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-74"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2023-04-20T14:37:53Z",
    "nvd_published_at": "2023-04-17T22:15:10Z",
    "severity": "CRITICAL"
  },
  "details": "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.\n\n### Impact\nA threat actor can bypass the sandbox protections to gain remote code execution rights on the host running the sandbox.\n\n### Patches\nThis vulnerability was patched in the release of version `3.9.17` of `vm2`.\n\n### Workarounds\nNone.\n\n### References\nPoC - https://gist.github.com/leesh3288/381b230b04936dd4d74aaf90cc8bb244\n\n### For more information\n\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-ch3r-j5x3-6q2m",
  "modified": "2023-04-20T14:37:53Z",
  "published": "2023-04-20T14:37:53Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/patriksimek/vm2/security/advisories/GHSA-ch3r-j5x3-6q2m"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-30547"
    },
    {
      "type": "WEB",
      "url": "https://github.com/patriksimek/vm2/commit/4b22e87b102d97d45d112a0931dba1aef7eea049"
    },
    {
      "type": "WEB",
      "url": "https://github.com/patriksimek/vm2/commit/f3db4dee4d76b19869df05ba7880d638a880edd5"
    },
    {
      "type": "WEB",
      "url": "https://gist.github.com/leesh3288/381b230b04936dd4d74aaf90cc8bb244"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/patriksimek/vm2"
    },
    {
      "type": "WEB",
      "url": "https://github.com/patriksimek/vm2/releases/tag/3.9.17"
    }
  ],
  "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.



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