Improper input validation in the Digital I/O function may allow a remote attacker with high privileges to inject operating system commands and execute them with root privileges.

Improper input validation in the Digital I/O function may allow a remote attacker with high privileges to inject operating system commands and execute them with root privileges.

Multiple vulnerabilities in the web-based management functions of the affected Welotec routers, including VPN-related functions, may allow a remote attacker with high privileges to inject commands or trigger a buffer overflow. Successful exploitation may result in command execution with root privileges or a denial of service.