Vulnerability · Published Mar 2, 2023 · Assigned by icscert

CVE-2023-0053SAUTER Controls Nova 200–220 Series Cleartext Transmission of Sensitive Information

High 7.5

In plain English

A high-severity security flaw in moduNet300 (EY-AM300F001, EY-AM300F002) from SAUTER Controls. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 33% of all known vulnerabilities).

Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.4%top 67.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

VendorProductVersions
SAUTER Controls Nova 220 (EYK220F001) DDC with BACnet connection Firmware all versions – through 3.3-006BACnetstac all versions – through 4.2.1
SAUTER Controls Nova 230 (EYK230F001) DDC with BACnet connection Firmware all versions – through 3.3-006BACnetstac all versions – through 4.2.1
SAUTER Controls Nova 106 (EYK300F001) BACnet communication card Firmware all versions – through 3.3-006BACnetstac all versions – through 4.2.1
SAUTER Controls moduNet300 (EY-AM300F001, EY-AM300F002) Firmware all versions – through 3.3-006BACnetstac all versions – through 4.2.1

Weakness: CWE-319 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References