What is the severity of CVE-2023-47565?

CVE-2023-47565 is classified as a high-severity OS command injection vulnerability affecting legacy QNAP VioStor NVR models.

Who is affected by CVE-2023-47565?

CVE-2023-47565 affects authenticated users of legacy QNAP VioStor NVR models running QVR Firmware 4.x.

How do I fix CVE-2023-47565?

To fix CVE-2023-47565, upgrade your QNAP VioStor NVR to QVR Firmware version 5.0.0 or later.

What type of vulnerability is CVE-2023-47565?

CVE-2023-47565 is an OS command injection vulnerability that can be exploited to execute commands over the network.

What can attackers do with CVE-2023-47565?

If exploited, CVE-2023-47565 allows attackers to execute arbitrary commands on affected QNAP VioStor NVR devices.

Vulnerability/
CVE-2023-47565

Exploited

high

8.8

CWE

77 78

8/12/2023

27/1/2025

CVE-2023-47565: Legacy VioStor NVR

First published: Fri Dec 08 2023(Updated: )

An OS command injection vulnerability has been found to affect legacy QNAP VioStor NVR models running QVR Firmware 4.x. If exploited, the vulnerability could allow authenticated users to execute commands via a network. We have already fixed the vulnerability in the following versions: QVR Firmware 5.0.0 and later

Credit: security@qnapsecurity.com.tw security@qnapsecurity.com.tw

Affected Software	Affected Version	How to fix
QNAP VioStor NVR
QNAP QVR Firmware	>=4.0.0<5.0.0

Remedy

We have already fixed the vulnerability in the following versions: QVR Firmware 5.0.0 and later

Remedy

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Never miss a vulnerability like this again

Reference Links

Peer vulnerabilities

(Found alongside the following vulnerabilities)

CVE-2023-49897

Frequently Asked Questions

What is the severity of CVE-2023-47565?
CVE-2023-47565 is classified as a high-severity OS command injection vulnerability affecting legacy QNAP VioStor NVR models.
Who is affected by CVE-2023-47565?
CVE-2023-47565 affects authenticated users of legacy QNAP VioStor NVR models running QVR Firmware 4.x.
How do I fix CVE-2023-47565?
To fix CVE-2023-47565, upgrade your QNAP VioStor NVR to QVR Firmware version 5.0.0 or later.
What type of vulnerability is CVE-2023-47565?
CVE-2023-47565 is an OS command injection vulnerability that can be exploited to execute commands over the network.
What can attackers do with CVE-2023-47565?
If exploited, CVE-2023-47565 allows attackers to execute arbitrary commands on affected QNAP VioStor NVR devices.

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