CVE-2023-23363 QTS

What is CVE-2023-23363?

CVE-2023-23363 is a high-severity memory corruption vulnerability in Qnap Qts, published on 22 Sep 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A buffer copy without checking size of input vulnerability has been reported to affect QNAP operating system. If exploited, the vulnerability possibly allows remote users to execute code via unspecified vectors.

We have already fixed the vulnerability in the following versions: QTS 4.3.6.2441 build 20230621 and later QTS 4.3.3.2420 build 20230621 and later QTS 4.2.6 build 20230621 and later QTS 4.3.4.2451 build 20230621 and later

Weakness: CWE-120

Which versions are affected by CVE-2023-23363?

It affects 1 product.

Products include Qnap Qts.

How do I fix CVE-2023-23363?

No fix has been published for CVE-2023-23363 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2023-23363 being exploited?

There is no known exploitation of CVE-2023-23363 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-cp8h-xhxp-4q49.