要点
- CVE-2023-32314 は vm2 (vm2 project), vm2 に影響する深刻度「緊急」 (CVSS 10.0) の脆弱性です。
- 今後30日間に悪用される確率（EPSS）：8.1%（全脆弱性の 94.8% より高い）。
- 対処：3.9.18 以降に更新してください。
| パッケージ | 影響を受けるバージョン | 修正済みバージョン |
|---|
| vm2 | < 3.9.18
| 3.9.18
|
| vm2 npm | < 3.9.18
| 3.9.18
|
概要
A sandbox escape vulnerability exists in vm2 for versions up to 3.9.17. It abuses an unexpected creation of a host object based on the specification of Proxy.
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 3.9.18 of vm2.
Workarounds
None.
References
PoC - https://gist.github.com/arkark/e9f5cf5782dec8321095be3e52acf5ac
For more information
If you have any questions or comments about this advisory:
Thanks to @arkark (Takeshi Kaneko) of GMO Cybersecurity by Ierae, Inc. for disclosing this vulnerability.
NVD の説明
vm2 is a sandbox that can run untrusted code with Node's built-in modules. A sandbox escape vulnerability exists in vm2 for versions up to and including 3.9.17. It abuses an unexpected creation of a host object based on the specification of `Proxy`. As a result a threat actor can bypass the sandbox protections to gain remote code execution rights on the host running the sandbox. This vulnerability was patched in the release of version `3.9.18` of `vm2`. Users are advised to upgrade. There are no known workarounds for this vulnerability.
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