Detections
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Qnap QTS and QuTS hero Improper Link Resolution Before File Access (CVE-2024-53691)

high Tenable OT Security Plugin ID 504961

Synopsis

The remote OT asset is affected by a vulnerability.

Description

A link following vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow remote attackers who have gained user access to traverse the file system to unintended locations. We have already fixed the vulnerability in the following versions: QTS 5.1.8.2823 build 20240712 and later QTS 5.2.0.2802 build 20240620 and later QuTS hero h5.1.8.2823 build 20240712 and later QuTS hero h5.2.0.2802 build 20240620 and later

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.

Solution

Refer to the vendor advisory.

See Also

https://www.qnap.com/en/security-advisory/qsa-24-28

Plugin Details

Severity: High

ID: 504961

Version: 1.1

Type: remote

Family: Tenable.ot

Published: 1/16/2026

Updated: 1/16/2026

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v3

Risk Factor: High

Base Score: 8.8

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Vulnerability Information

CPE: cpe:/o:qnap:quts_hero:h5.1.0, cpe:/o:qnap:qts:5.1.0

Required KB Items: Tenable.ot/Qnap

Exploit Ease: No known exploits are available

Patch Publication Date: 12/6/2024

Vulnerability Publication Date: 12/6/2024

Reference Information

CVE: CVE-2024-53691

CWE: 59