Node.js up to 20.11.0/21.6.0 Experimental Permission Model permission

Summaryinfo

A vulnerability classified as critical has been found in Node.js up to 20.11.0/21.6.0. Impacted is an unknown function of the file Node.js of the component Experimental Permission Model. Performing a manipulation results in permission. This vulnerability is reported as CVE-2024-21890. The attack requires a local approach. No exploit exists.

Detailsinfo

A vulnerability, which was classified as critical, was found in Node.js up to 20.11.0/21.6.0 (JavaScript Library). This affects some unknown processing of the file Node.js of the component Experimental Permission Model. The manipulation with an unknown input leads to a permission vulnerability. CWE is classifying the issue as CWE-275. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

The Node.js Permission Model does not clarify in the documentation that wildcards should be only used as the last character of a file path. For example: ``` --allow-fs-read=/home/node/.ssh/*.pub ``` will ignore `pub` and give access to everything after `.ssh/`. This misleading documentation affects all users using the experimental permission model in Node.js 20 and Node.js 21. Please note that at the time this CVE was issued, the permission model is an experimental feature of Node.js.

The weakness was disclosed 02/20/2024. It is possible to read the advisory at hackerone.com. This vulnerability is uniquely identified as CVE-2024-21890 since 01/03/2024. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1222 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 216256 (Oracle Linux 8 : nodejs:20 (ELSA-2025-1351)), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (216256). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• JavaScript Library

Name

• Node.js

Version

• 20.0
• 20.1
• 20.2
• 20.3
• 20.4
• 20.5
• 20.6
• 20.7
• 20.8
• 20.9
• 20.10
• 20.11.0
• 21.0
• 21.1
• 21.2
• 21.3
• 21.4
• 21.5
• 21.6.0

License

• open-source

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

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Entryinfo

Be aware that VulDB is the high quality source for vulnerability data.

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