CVE-2021-38686

HIGH

QVR < 5.1.6 - Improper Authentication

Title source: llm
STIX 2.1

Description

An improper authentication vulnerability has been reported to affect QNAP device, VioStor. If exploited, this vulnerability allows attackers to compromise the security of the system. We have already fixed this vulnerability in the following versions of QVR: QVR FW 5.1.6 build 20211109 and later

References (1)

Core 1
Core References
Vendor Advisory x_refsource_misc
https://www.qnap.com/en/security-advisory/qsa-21-52

Scores

CVSS v3 8.8
EPSS 0.0028
EPSS Percentile 51.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-287
Status published
Products (1)
qnap/qvr < 5.1.6
Published Nov 26, 2021
Tracked Since Feb 18, 2026