CVE-2023-50366 QTS, QuTS hero

Medium 4.3 Published 6 Sep 2024 Updated 6 Sep 2024

Authenticated administrators can inject malicious code via XSS in QNAP QTS and QuTS hero operating systems, potentially leading to code execution.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2023-50366?

CVE-2023-50366 is a medium-severity cross-site scripting vulnerability in Qnap Qts, published on 6 Sep 2024. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

A cross-site scripting (XSS) vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to inject malicious code via a network.

We have already fixed the vulnerability in the following versions: QTS 5.1.6.2722 build 20240402 and later QuTS hero h5.1.6.2734 build 20240414 and later

Weakness: CWE-79

Which versions are affected by CVE-2023-50366?

It affects 2 products.

Products include Qnap Qts, Qnap Quts Hero.

How do I fix CVE-2023-50366?

No fix has been published for CVE-2023-50366 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2023-50366 being exploited?

There is no known exploitation of CVE-2023-50366 in the wild and no public exploit code.

All Qnap Qts vulnerabilities

Sources

Also known as GHSA-mq59-j27v-h664.