CVE-2023-30547
9.8
CRITICAL · CVSS 3.1 · EPSS 72.1% (pctl 99)
Patch early
EPSS 72.1% — above the 10% action threshold.
Description
vm2 is a sandbox that can run untrusted code with whitelisted Node's built-in modules. 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. This vulnerability was patched in the release of version `3.9.17` of `vm2`. There are no known workarounds for this vulnerability. Users are advised to upgrade.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 72.09% — more likely to be exploited than 99% of all CVEs |
| Weakness | CWE-74 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2023-04-17 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| vm2 project | vm2 |
References
- https://gist.github.com/leesh3288/381b230b04936dd4d74aaf90cc8bb244
- https://github.com/patriksimek/vm2/commit/4b22e87b102d97d45d112a0931dba1aef7eea049
- https://github.com/patriksimek/vm2/commit/f3db4dee4d76b19869df05ba7880d638a880edd5
- https://github.com/patriksimek/vm2/security/advisories/GHSA-ch3r-j5x3-6q2m
- https://gist.github.com/leesh3288/381b230b04936dd4d74aaf90cc8bb244
- https://github.com/patriksimek/vm2/commit/4b22e87b102d97d45d112a0931dba1aef7eea049
- https://github.com/patriksimek/vm2/commit/f3db4dee4d76b19869df05ba7880d638a880edd5
- https://github.com/patriksimek/vm2/security/advisories/GHSA-ch3r-j5x3-6q2m
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