CVE-2023-32314

high-risk
Published 2023-05-15

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.

Do I need to act?

!
70.0% chance of exploitation in next 30 days
EPSS score — higher than 30% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (1)

Vm2

Affected Vendors

Vm2 Project

References (8)

Exploit https://gist.github.com/arkark/e9f5cf5782dec8321095be3e52acf5ac
Patch https://github.com/patriksimek/vm2/commit/d88105f99752305c5b8a77b63ddee3ec86912d...
Release Notes https://github.com/patriksimek/vm2/releases/tag/3.9.18
Vendor Advisory https://github.com/patriksimek/vm2/security/advisories/GHSA-whpj-8f3w-67p5
Exploit https://gist.github.com/arkark/e9f5cf5782dec8321095be3e52acf5ac
Patch https://github.com/patriksimek/vm2/commit/d88105f99752305c5b8a77b63ddee3ec86912d...
Release Notes https://github.com/patriksimek/vm2/releases/tag/3.9.18
Vendor Advisory https://github.com/patriksimek/vm2/security/advisories/GHSA-whpj-8f3w-67p5
56
/ 100
high-risk
Severity 32/34 · Critical
Exploitability 19/34 · Moderate
Exposure 5/34 · Minimal