CVE-2023-0053 - CVE House
Back to Database
Status published High CVE-2023-0053

SAUTER Controls Nova 200–220 Series Cleartext Transmission of Sensitive Information

Vulnerability Description

SAUTER Controls Nova 200–220 Series with firmware version 3.3-006 and prior and BACnetstac version 4.2.1 and prior have only FTP and Telnet available for device management. Any sensitive information communicated through these protocols, such as credentials, is sent in cleartext. An attacker could obtain sensitive information such as user credentials to gain access to the system.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2023-0053

Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Jairo Alonso Ortiz, Aarón Flecha Menéndez and Iñaki Lázaro Ayanz of S21Sec

Affected Vendor

SAUTER Controls

View all reports →

Affected Software

Nova 220 (EYK220F001) DDC with BACnet connection, Nova 230 (EYK230F001) DDC with BACnet connection, Nova 106 (EYK300F001) BACnet communication card, moduNet300 (EY-AM300F001, EY-AM300F002)
Vulnerable Versions:
Firmware all versions, BACnetstac all versions

Timeline

Official Publish: March 2nd, 2023
Last Modified: January 16th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Weaknesses (CWE)