SB2021112901 - Multiple vulnerabilities in QNAP QVR

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Command Injection (CVE-ID: CVE-2021-38685)

The vulnerability allows a remote attacker to execute arbitrary commands on the target system.

The vulnerability exists due to improper input validation. A remote attacker can pass specially crafted data to the application and execute arbitrary commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

2) Improper Authentication (CVE-ID: CVE-2021-38686)

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error in when processing authentication requests. A remote attacker can bypass authentication process and gain unauthorized access to the application.

Remediation

Install update from vendor's website.

References

• https://www.qnap.com/en/security-advisory/qsa-21-51
• https://www.qnap.com/en/security-advisory/qsa-21-52