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Medium · 5.3 CVE-2023-32003 EUVD-2023-36291GHSA-r874-ffh8-2fvj

`fs.mkdtemp()` and `fs.mkdtempSync()` can be used to bypass the permission model check using a path traversal attack. This flaw arises from…

Published Aug 15, 2023 · Updated Jul 3, 2025 · Assigned by hackerone

Vendor: Node.js Product: node Package: nodejs-20 Ecosystem: Wolfi

Description

`fs.mkdtemp()` and `fs.mkdtempSync()` can be used to bypass the permission model check using a path traversal attack. This flaw arises from a missing check in the fs.mkdtemp() API and the impact is a malicious actor could create an arbitrary directory.

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.

Affected products

VendorProductAffectedFixed
NodeJS Node 4.0 – < 4.*, 5.0 – < 5.*, 6.0 – < 6.*, 7.0 – < 7.*, 8.0 – < 8.*, 9.0 – < 9.*, 10.0 – < 10.*, 11.0 – < 11.*, 12.0 – < 12.*, 13.0 – < 13.*, 14.0 – < 14.*, 15.0 – < 15.*, 17.0 – < 17.*, 19.0 – < 19.*, 20.0 – < 20.5.1 4.*

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

openSUSE

Security tracker ↗
ReleasePackageFixed inAdvisory
openSUSE Tumbleweed nodejs20 20.5.1-1.1 openSUSE-SU-2024:13117-1

Wolfi

ReleasePackageFixed inAdvisory
Wolfi rolling nodejs-20 20.5.1-r0 —

Advisories 8

References