CVE-2023-39303 - CVE House
Back to Database
Status published Medium CVE-2023-39303

QTS, QuTS hero, QuTScloud

Vulnerability Description

An improper authentication vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow users to compromise the security of the system via a network. We have already fixed the vulnerability in the following versions: QTS 5.1.3.2578 build 20231110 and later QuTS hero h5.1.3.2578 build 20231110 and later QuTScloud c5.1.5.2651 and later

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2023-39303

Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • rekter0

Affected Vendor

QNAP Systems Inc.

View all reports →

Affected Software

QTS, QuTS hero, QuTScloud
Vulnerable Versions:
5.1.x, h5.1.x, c5.x.x

Timeline

Official Publish: February 2nd, 2024
Last Modified: September 6th, 2024
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Weaknesses (CWE)