CVE-2023-49792

Katalog CVE

CVSS 9.8 · Critical EPSS 1,0%

Kerentanan Improper Restriction of Excessive Authentication Attempts pada nextcloud server. Skor CVSS 3.1 9.8 (Critical) 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 a (reverse) proxy is configured as trusted proxy the server could be tricked into reading a wrong remote address for an attacker, allowing them executing authentication attempts than intended. 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

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

Jenis kelemahan (CWE)

CWE-307: Improper Restriction of Excessive Authentication Attempts

EPSS (30 hari)

1,0% peluang dieksploitasi; lebih tinggi dari 63,1% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/nextcloud/security-advisories/security/advisories/GHSA-5j2p-q736-hw98 advisory vendor
• https://github.com/nextcloud/server/pull/41526 patch
• https://hackerone.com/reports/2230915 permissions required