Vulnerability · Published Oct 18, 2021 · Assigned by snyk
CVE-2021-23449Sandbox Bypass
Critical 9.8
In plain English
A critical-severity security flaw in vm2. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 3.6% (higher than 89% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)3.6%top 10.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| npm | vm2 | 3.9.4 | GHSA-rjf2-j2r6-q8gr |
Affected products (as reported)
References
- https://snyk.io/vuln/SNYK-JS-VM2-1585918 x_refsource_MISC
- https://github.com/patriksimek/vm2/issues/363 x_refsource_MISC
- https://github.com/patriksimek/vm2/commit/b4f6e2bd2c4a1ef52fc4483d8e35f28bc4481886 x_refsource_MISC
- https://github.com/patriksimek/vm2/releases/tag/3.9.4 x_refsource_MISC
- https://security.netapp.com/advisory/ntap-20211029-0010/ x_refsource_CONFIRM