CVE-2023-39952

Katalog CVE

CVSS 6.5 · Medium EPSS 0,81%

Kerentanan Improper Access Control pada nextcloud server. Skor CVSS 3.1 6.5 (Medium) menurut NVD.

Deskripsi (NVD)

Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 22.0.0 and prior to versions 22.2.10.13, 23.0.12.8, 24.0.12.4, 25.0.8, 26.0.3, and 27.0.1, a user can access files inside a subfolder of a groupfolder accessible to them, even if advanced permissions would block access to the subfolder. Nextcloud Server versions 25.0.8, 26.0.3, and 27.0.1 and Nextcloud Enterprise Server versions 22.2.10.13, 23.0.12.8, 24.0.12.4, 25.0.8, 26.0.3, and 27.0.1 contain a patch for this issue. No known workarounds are available.

Rincian

Terbit di NVD

10 Agustus 2023

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

6.5 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-284: Improper Access Control

EPSS (30 hari)

0,81% peluang dieksploitasi; lebih tinggi dari 55,7% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/nextcloud/security-advisories/security/advisories/GHSA-cq8w-v4fh-4rjq patch · advisory vendor
• https://github.com/nextcloud/server/pull/38890 patch
• https://github.com/nextcloud/groupfolders/issues/1906 issue tracking · advisory pihak ketiga
• https://hackerone.com/reports/1808079 permissions required