Access Restriction Bypass Affecting node package, versions [20.0.0,20.3.1)


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.01% (1st percentile)

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  • Snyk IDSNYK-UPSTREAM-NODE-5756502
  • published6 Jul 2023
  • disclosed20 Jun 2023
  • creditColin Ihrig

Introduced: 20 Jun 2023

CVE-2023-30583  (opens in a new tab)
CWE-284  (opens in a new tab)

How to fix?

Upgrade node to version 20.3.1 or higher.

Overview

node is a JavaScript runtime built on Chrome's V8 JavaScript engine.

Affected versions of this package are vulnerable to Access Restriction Bypass such that the fs.openAsBlob() method can bypass the experimental permission model when using the file system read restriction with the --allow-fs-read flag.

Note:

This vulnerability affects all users using the experimental permission model in Node.js 20.

At the time this CVE was issued, the permission model is an experimental feature of Node.js.

CVSS Base Scores

version 3.1