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CVE-2023-30583

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Date: April 14, 2023

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.

Language: JS

Severity Score

Related Resources (4)

https://github.com/nodejs/node/commit/e15cc4595a81515ff7901a4009d21f40ed97ddca
https://nvd.nist.gov/vuln/detail/CVE-2023-30583
https://nodejs.org/en/blog/vulnerability/june-2023-security-releases#mainmoduleproto-bypass-experimental-policy-mechanism-high-cve-2023-30581
https://www.mend.io/vulnerability-database/CVE-2023-30583

Severity Score

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): NONE
Availability (A): NONE

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