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🛡️ CVE-2023-32313 — vm2

🟡 CVSS 5.3 — Medium ✅ No Known Exploit CWE-74 OSV
5.3
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

vm2 vulnerable to Inspect Manipulation

In versions 3.9.17 and lower of vm2 it was possible to get a read-write reference to the node inspect method and edit options for console.log.

Impact

A threat actor can edit options for console.log.

Patches

This vulnerability was patched in the release of version 3.9.18 of vm2.

Workarounds

After creating a vm make the inspect method readonly with vm.readonly(inspect).

References

PoC - https://gist.github.com/arkark/c1c57eaf3e0a649af1a70c2b93b17550

For more information

If you have any questions or comments about this advisory:

  • Open an issue in [VM2](https://github.com/patriksimek/vm2)

Thanks to @arkark (Takeshi Kaneko) of GMO Cybersecurity by Ierae, Inc. for disclosing this vulnerability.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity low, availability none.

CVSS metrics in full

The score comes from this vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

  • Attack vector: Network — reachable from anywhere that can route to the service.
  • Attack complexity: Low — the attack works reliably, with no preparation.
  • Privileges required: None — an unauthenticated stranger can try it.
  • User interaction: None — nobody has to be tricked into anything.
  • Scope: Unchanged — the damage stays inside the vulnerable component.
  • Confidentiality impact: None.
  • Integrity impact: Low — limited, and the attacker does not choose what is affected.
  • Availability impact: None.

Weakness class

CVE-2023-32313 is classified as CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection'). The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or…

Affected software

CVE-2023-32313 is recorded against 1 package.

  • vm2

Timeline and source

Published on 17 May 2023 and last revised on 17 June 2026. No public exploit is currently recorded for this entry. A vendor advisory or fix has been published. Record sourced from OSV.

References

github.com (Web)
nvd.nist.gov (Advisory)
github.com (Web)
gist.github.com (Web)
github.com (Package)
github.com (Web)

Other advisories for this package

vm2 has other advisories on record. If you are patching this one, these are worth checking on the same host:

Same weakness in other software

These advisories are the same class of weakness (CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')) in other software:

CVE-2023-32313 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Severity MEDIUM
CVSS Score 5.3
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CWE CWE-74
Public Exploit ✅ No
Source OSV
Published 2023-05-17
Updated 2026-08-20
Modified 2026-06-17

Affected Packages

Software From version Fixed in
vm2 — —

Similar Threats

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