CVE-2023-32004

Name: CVE-2023-32004
Creator: NVD / NIST
Published: 2023-08-15T16:15:11.303+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 1.82%

Last modified Jun 17, 2026

CVE-2023-32004 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A vulnerability has been discovered in Node.js version 20, specifically within the experimental permission model. This flaw relates to improper handling of Buffers in file system APIs causing a traversal path to bypass when verifying file permissions. This vulnerability affects all users using the experimental permission model in Node.js 20. Please note that at the time this CVE was issued, the permission model is an experimental feature of Node.js.. EPSS estimates a 1.82% chance of exploitation in the next 30 days.

Description

A vulnerability has been discovered in Node.js version 20, specifically within the experimental permission model. This flaw relates to improper handling of Buffers in file system APIs causing a traversal path to bypass when verifying file permissions. This vulnerability affects all users using the experimental permission model in Node.js 20. Please note that at the time this CVE was issued, the permission model is an experimental feature of Node.js.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.82%

76.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Nodejs	Node.Js	>= 20.0.0, <= 20.5.0
Fedoraproject	Fedora	37
Fedoraproject	Fedora	38

References

https://hackerone.com/reports/2038134Issue Tracking
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JQPELKG2LVTADSB7ME73AV4DXQK47PWK/Mailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PBOZE2QZIBLFFTYWYN23FGKN6HULZ6HX/Mailing List, Third Party Advisory
https://security.netapp.com/advisory/ntap-20230915-0009/
https://hackerone.com/reports/2038134Issue Tracking
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JQPELKG2LVTADSB7ME73AV4DXQK47PWK/Mailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PBOZE2QZIBLFFTYWYN23FGKN6HULZ6HX/Mailing List, Third Party Advisory
https://security.netapp.com/advisory/ntap-20230915-0009/

Timeline

Published: Aug 15, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-32004?

How severe is CVE-2023-32004?

CVE-2023-32004 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.82% probability of exploitation in the next 30 days.

How do I fix CVE-2023-32004?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-32004?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST