CVE-2023-34971

HIGH

Qnap Qts < 4.5.4.2467 - Weak Encryption

Title source: rule
STIX 2.1

Description

An inadequate encryption strength vulnerability has been reported to affect QNAP operating systems. If exploited, the vulnerability possibly allows local network clients to decrypt the data using brute force attacks via unspecified vectors. We have already fixed the vulnerability in the following versions: QTS 5.0.1.2425 build 20230609 and later QTS 5.1.0.2444 build 20230629 and later QTS 4.5.4.2467 build 20230718 and later QuTS hero h5.1.0.2424 build 20230609 and later QuTS hero h4.5.4.2476 build 20230728 and later

Scores

CVSS v3 7.1
EPSS 0.0004
EPSS Percentile 11.8%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-326
Status published
Products (2)
qnap/qts 4.5.4 - 4.5.4.2467
qnap/quts_hero h4.5.4 - h4.5.4.2476
Published Aug 24, 2023
Tracked Since Feb 18, 2026