fs.openAsBlob() can bypass the experimental permission model when using the file system read restriction with the `--allow-fs-read` flag in Node.js 20. This flaw arises from a missing check in the `fs.openAsBlob()` API.

Please note that at the time this CVE was issued, the permission model is an experimental feature of Node.js.
Advisories
Source ID Title
EUVD EUVD EUVD-2023-34964 fs.openAsBlob() can bypass the experimental permission model when using the file system read restriction with the `--allow-fs-read` flag in Node.js 20. This flaw arises from a missing check in the `fs.openAsBlob()` API. Please note that at the time this CVE was issued, the permission model is an experimental feature of Node.js.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Fri, 11 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.0001}

epss

{'score': 0.00013}


Fri, 22 Nov 2024 12:00:00 +0000

Type Values Removed Values Added
References

Mon, 09 Sep 2024 19:30:00 +0000

Type Values Removed Values Added
First Time appeared Nodejs
Nodejs nodejs
Weaknesses CWE-284
CPEs cpe:2.3:a:nodejs:nodejs:*:*:*:*:*:*:*:*
Vendors & Products Nodejs
Nodejs nodejs
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}


Sat, 07 Sep 2024 16:15:00 +0000

Type Values Removed Values Added
Description A vulnerability has been identified in Node.js version 20, where fs.openAsBlob() can bypass the experimental permission model when using the file system read restriction with the --allow-fs-read flag in Node.js 20. This flaw arises from a missing check in the fs.openAsBlob() API. fs.openAsBlob() can bypass the experimental permission model when using the file system read restriction with the `--allow-fs-read` flag in Node.js 20. This flaw arises from a missing check in the `fs.openAsBlob()` API. Please note that at the time this CVE was issued, the permission model is an experimental feature of Node.js.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: hackerone

Published:

Updated: 2025-04-30T22:24:51.642Z

Reserved: 2023-04-13T01:00:12.085Z

Link: CVE-2023-30583

cve-icon Vulnrichment

Updated: 2024-09-26T15:03:04.235Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2024-09-07T16:15:02.117

Modified: 2024-11-21T08:00:27.697

Link: CVE-2023-30583

cve-icon Redhat

Severity : Moderate

Publid Date: 2023-06-20T00:00:00Z

Links: CVE-2023-30583 - Bugzilla

cve-icon OpenCVE Enrichment

No data.