CVE-2023-30583

Description

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. Please note that at the time this CVE was issued, the permission model is an experimental feature of Node.js.

CVSS Metrics

• v3.1•HIGH•Score: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Trends

Current EPSS score: 0.02%• Percentile: 6%

Techniques & Countermeasures

• CWE-284•Improper Access Control

  The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

Affected Systems

• nodejs•node

  ≥ 4.0, < 4.* | ≥ 5.0, < 5.* | ≥ 6.0, < 6.* | ≥ 7.0, < 7.* | ≥ 8.0, < 8.* | ≥ 9.0, < 9.* | ≥ 10.0, < 10.* | ≥ 11.0, < 11.* | ≥ 12.0, < 12.* | ≥ 13.0, < 13.* | ≥ 14.0, < 14.* | ≥ 15.0, < 15.* | ≥ 17.0, < 17.* | ≥ 19.0, < 19.* | ≥ 20.0, < 20.3.1

References (2)

• https://nodejs.org/en/blog/vulnerability/june-2023-security-releases
• https://security.netapp.com/advisory/ntap-20240926-0006/