A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network.

We have already fixed the vulnerability in the following versions:
QTS 5.1.4.2596 build 20231128 and later
QuTS hero h5.1.4.2596 build 20231128 and later

References

• https://nvd.nist.gov/vuln/detail/CVE-2023-45039
• https://www.qnap.com/en/security-advisory/qsa-23-27