The vulnerability of the QNAP QVR Elite, QVR Pro, and the QVR Guard application for managing emergency switching in video surveillance systems lies in the recording of data beyond the buffer in memory, allowing a intruder to execute arbitrary code.

The vulnerability of QNAP QVR Elite, QVR Pro, and the QVR Guard emergency switching management application relates to data recording beyond the buffer in memory. Exploiting this vulnerability could allow a malicious actor to execute arbitrary code remotely...

CVE-2021-38689

A stack buffer overflow vulnerability has been reported to affect QNAP device running QVR Elite, QVR Pro, QVR Guard. If exploited, this vulnerability allows attackers to execute arbitrary code. We have already fixed this vulnerability in the following versions of QVR Elite, QVR Pro, QVR Guard: Qu...