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Security Advisories: GSA_kwCzR0hTQS14ajcyLXd2ZnYtODk4Nc4AAyu7

vm2 Sandbox Escape vulnerability

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

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

Permalink: https://github.com/advisories/GHSA-xj72-wvfv-8985
JSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS14ajcyLXd2ZnYtODk4Nc4AAyu7
Source: GitHub Advisory Database
Origin: Unspecified
Severity: Critical
Classification: General
Published: about 1 year ago
Updated: 5 months ago

CVSS Score: 9.8
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Identifiers: GHSA-xj72-wvfv-8985, CVE-2023-29199
References:

• https://github.com/patriksimek/vm2/security/advisories/GHSA-xj72-wvfv-8985
• https://github.com/patriksimek/vm2/issues/516
• https://github.com/patriksimek/vm2/commit/24c724daa7c09f003e556d7cd1c7a8381cb985d7
• https://gist.github.com/leesh3288/f05730165799bf56d70391f3d9ea187c
• https://github.com/patriksimek/vm2/releases/tag/3.9.16
• https://nvd.nist.gov/vuln/detail/CVE-2023-29199
• https://github.com/advisories/GHSA-xj72-wvfv-8985

Repository: https://github.com/patriksimek/vm2
Blast Radius: 46.2

Affected Packages