CVE-2023-0052 CRITICAL

CVE-2023-0052: SAUTER Controls Nova 200–220 Series Missing Authentication for Critical Function

Vendor Sauter Controls
Product Nova 220 (EYK220F001) DDC with BACnet connection
Weakness CWE-306 · Missing auth
Published January 20, 2023
Last update January 16, 2025

CVSS base score

9.8/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

What the vulnerability does

01Description

SAUTER Controls Nova 200–220 Series with firmware version 3.3-006 and prior and BACnetstac version 4.2.1 and prior allows the execution of commands without credentials. As Telnet and file transfer protocol (FTP) are the only protocols available for device management, an unauthorized user could access the system and modify the device configuration, which could result in the unauthorized user executing unrestricted malicious commands.

Key dates

02Disclosure timeline

January 20, 2023 CVE published
January 16, 2025 Record updated

Related vulnerabilities

04Related CVE