#VU79335 Permissions, Privileges, and Access Controls in Node.js - CVE-2023-32559

Vulnerability identifier: #VU79335

Vulnerability risk: Medium

CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green

CVE-ID: CVE-2023-32559

CWE-ID: CWE-264

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerable software:
Node.js

Software vendor:
Node.js Foundation

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to usage of deprecated API process.binding(). A remote attacker can bypass the policy mechanism by requiring internal modules and eventually take advantage of process.binding('spawn_sync') run arbitrary code, outside of the limits defined in a policy.json file.

Install updates from vendor's website.

• https://nodejs.org/en/blog/vulnerability/august-2023-security-releases
• https://github.com/nodejs/node/releases/tag/v16.20.2
• https://github.com/nodejs/node/releases/tag/v18.17.1
• https://github.com/nodejs/node/releases/tag/v20.5.1