CVE-2021-47799: Visual-Tools Visual Tools Dvr VX16

Medium severity, CVSS 6.2. EPSS: 0.1% chance of exploitation in the next 30 days.

Visual Tools DVR VX16 version 4.2.28 contains a local privilege escalation vulnerability in its Sudo configuration that allows attackers to gain root access. Attackers can exploit the unsafe Sudo settings by using mount commands to bind a shell, enabling unauthorized system-level privileges.

Affected products

• Visual-Tools Visual Tools Dvr VX16

Published 2026-01-15. Last modified 2026-06-17.