Home/CVE/This affects the package vm2 before 3.9.4 via a Prototype Pollution attack vector, which can lead to execution of arbitr
CVE

CVE-2021-23449

This affects the package vm2 before 3.9.4 via a Prototype Pollution attack vector, which can lead to execution of arbitr

This affects the package vm2 before 3.9.4 via a Prototype Pollution attack vector, which can lead to execution of arbitrary code on the host machine.

CRITICAL · CVSS 9.8 EPSS 0.02202
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-1321Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
▤

Affected Products & Versions

1
vm2 project vm2< 3.9.4
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
npm vm2 CRITICAL fixed in 3.9.4
⚠

Public Exploits & PoCs

1
pocsnyk.io · SNYK-JS-VM2-1585918snyk.io
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · report@snyk.io
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD18 Oct 2021 · 05:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/patriksimek/vm2/commit/b4f6e2bd2c4a1ef52fc4483d8e35f28bc4481886PatchThird Party Advisory
https://github.com/patriksimek/vm2/issues/363Third Party Advisory
https://github.com/patriksimek/vm2/releases/tag/3.9.4Release NotesThird Party Advisory
https://security.netapp.com/advisory/ntap-20211029-0010/Third Party Advisory
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