CVE-2023-32003

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-08-15 · updated 2026-06-17
Weakness: CWE-22

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

Fedoraproject Fedora: 37, 38
Node.js: from 20.0.0 through 20.5.0

References

https://hackerone.com/reports/2037887
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JQPELKG2LVTADSB7ME73AV4DXQK47PWK/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PBOZE2QZIBLFFTYWYN23FGKN6HULZ6HX/
https://security.netapp.com/advisory/ntap-20230915-0009/
https://hackerone.com/reports/2037887
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JQPELKG2LVTADSB7ME73AV4DXQK47PWK/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PBOZE2QZIBLFFTYWYN23FGKN6HULZ6HX/
https://security.netapp.com/advisory/ntap-20230915-0009/

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