CVE-2023-28997

Katalog CVE

CVSS 6.5 · Medium EPSS 1,1%

Kerentanan Reusing a Nonce, Key Pair in Encryption pada nextcloud desktop. Skor CVSS 3.1 6.5 (Medium) menurut NVD.

Deskripsi (NVD)

The Nextcloud Desktop Client is a tool to synchronize files from Nextcloud Server. Starting with version 3.0.0 and prior to version 3.6.5, a malicious server administrator can recover and modify the contents of end-to-end encrypted files. Users should upgrade the Nextcloud Desktop client to 3.6.5 to receive a patch. No known workarounds are available.

Rincian

Terbit di NVD

4 April 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:H/UI:N/S:U/C:H/I:H/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-323: Reusing a Nonce, Key Pair in Encryption

EPSS (30 hari)

1,1% peluang dieksploitasi; lebih tinggi dari 65,1% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/nextcloud/security-advisories/security/advisories/GHSA-4p33-rw27-j5fc advisory vendor
• https://github.com/nextcloud/desktop/pull/5324 patch
• https://ethz.ch/content/dam/ethz/special-interest/infk/inst-infsec/appliedcrypto/education/theses/report_Danie... exploit · deskripsi teknis · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2025/09/msg00018.html