CVE-2023-50363 QTS, QuTS hero

What is CVE-2023-50363?

CVE-2023-50363 is a high-severity missing authorization vulnerability in Qnap Qts, published on 26 Apr 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

An incorrect authorization vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated users to bypass intended access restrictions 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-863, CWE-285

Which versions are affected by CVE-2023-50363?

It affects 2 products.

Products include Qnap Qts, Qnap Quts Hero.

How do I fix CVE-2023-50363?

No fix has been published for CVE-2023-50363 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2023-50363 being exploited?

There is no known exploitation of CVE-2023-50363 in the wild and no public exploit code.

Other vulnerabilities in Qnap Qts

• CVE-2020-2509 QNAP Network-Attached Storage (NAS) Command Injection Exploited Critical 9.8
• CVE-2018-19949 QNAP NAS File Station Command Injection Exploited Critical 9.8
• CVE-2019-7193 QNAP QTS Improper Input Validation Exploited Critical 9.8
• CVE-2018-19943 QNAP NAS File Station Cross-Site Scripting Exploited High 8.0
• CVE-2018-19953 QNAP NAS File Station Cross-Site Scripting Exploited Medium 6.1

All Qnap Qts vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-cgrr-8q8m-cx6q.