CVE-2023-49791

Katalog CVE

CVSS 5.4 · Medium EPSS 0,61%

Kerentanan Improper Access Control pada nextcloud server. Skor CVSS 3.1 5.4 (Medium) menurut NVD.

Deskripsi (NVD)

Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. In Nextcloud Server prior to versions 26.0.9 and 27.1.4; as well as Nextcloud Enterprise Server prior to versions 23.0.12.13, 24.0.12.9, 25.0.13.4, 26.0.9, and 27.1.4; when an attacker manages to get access to an active session of another user via another way, they could delete and modify workflows by sending calls directly to the API bypassing the password confirmation shown in the UI. Nextcloud Server versions 26.0.9 and 27.1.4 and Nextcloud Enterprise Server versions 23.0.12.13, 24.0.12.9, 25.0.13.4, 26.0.9, and 27.1.4 contain a patch for this issue. No known workarounds are available.

Rincian

Terbit di NVD

22 Desember 2023

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-284: Improper Access Control
CWE-287: Improper Authentication

EPSS (30 hari)

0,61% peluang dieksploitasi; lebih tinggi dari 47,6% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/nextcloud/security-advisories/security/advisories/GHSA-3f8p-6qww-2prr advisory vendor
• https://github.com/nextcloud/server/pull/41520 patch
• https://hackerone.com/reports/2120667 permissions required