#VU77595 Improper access control in Node.js - CVE-2023-30587
Published: June 21, 2023
Vulnerability identifier: #VU77595
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-30587
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Node.js
Node.js
Software vendor:
Node.js Foundation
Node.js Foundation
Description
The vulnerability allows a remote user to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions. A remote user can exploit the Worker class's ability to create an "internal worker" with the kIsInternal Symbol to bypass restrictions set by the --experimental-permission flag using the built-in inspector module (node:inspector).
Remediation
Install updates from vendor's website.