// For flags

CVE-2023-0052

SAUTER Controls Nova 200–220 Series Missing Authentication for Critical Function

Severity Score

8.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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.

SAUTER Controls Nova Serie 200–220 con versión de firmware 3.3-006 y anteriores y BACnetstac versión 4.2.1 y anteriores permite la ejecución de comandos sin credenciales. Como Telnet y el protocolo de transferencia de archivos (FTP) son los únicos protocolos disponibles para la administración de dispositivos, un usuario no autorizado podría acceder al sistema y modificar la configuración del dispositivo, lo que podría provocar que el usuario no autorizado ejecute comandos maliciosos sin restricciones.

*Credits: Jairo Alonso Ortiz, Aarón Flecha Menéndez and Iñaki Lázaro Ayanz of S21Sec
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2023-01-04 CVE Reserved
  • 2023-01-20 CVE Published
  • 2024-07-02 EPSS Updated
  • 2024-08-02 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-306: Missing Authentication for Critical Function
CAPEC
References (1)
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Sauter-controls
Search vendor "Sauter-controls"
Nova 220 Eyk220f001 Firmware
Search vendor "Sauter-controls" for product "Nova 220 Eyk220f001 Firmware"
<= 3.3-006
Search vendor "Sauter-controls" for product "Nova 220 Eyk220f001 Firmware" and version " <= 3.3-006"
-
Affected
in Sauter-controls
Search vendor "Sauter-controls"
Nova 220 Eyk220f001
Search vendor "Sauter-controls" for product "Nova 220 Eyk220f001"
--
Safe
Sauter-controls
Search vendor "Sauter-controls"
Nova 230 Eyk230f001 Firmware
Search vendor "Sauter-controls" for product "Nova 230 Eyk230f001 Firmware"
<= 3.3-006
Search vendor "Sauter-controls" for product "Nova 230 Eyk230f001 Firmware" and version " <= 3.3-006"
-
Affected
in Sauter-controls
Search vendor "Sauter-controls"
Nova 230 Eyk230f001
Search vendor "Sauter-controls" for product "Nova 230 Eyk230f001"
--
Safe
Sauter-controls
Search vendor "Sauter-controls"
Nova 106 Eyk300f001 Firmware
Search vendor "Sauter-controls" for product "Nova 106 Eyk300f001 Firmware"
<= 3.3-006
Search vendor "Sauter-controls" for product "Nova 106 Eyk300f001 Firmware" and version " <= 3.3-006"
-
Affected
in Sauter-controls
Search vendor "Sauter-controls"
Nova 106 Eyk300f001
Search vendor "Sauter-controls" for product "Nova 106 Eyk300f001"
--
Safe
Sauter-controls
Search vendor "Sauter-controls"
Modunet300 Ey-am300f001 Firmware
Search vendor "Sauter-controls" for product "Modunet300 Ey-am300f001 Firmware"
<= 3.3-006
Search vendor "Sauter-controls" for product "Modunet300 Ey-am300f001 Firmware" and version " <= 3.3-006"
-
Affected
in Sauter-controls
Search vendor "Sauter-controls"
Modunet300 Ey-am300f001
Search vendor "Sauter-controls" for product "Modunet300 Ey-am300f001"
--
Safe
Sauter-controls
Search vendor "Sauter-controls"
Modunet300 Ey-am300f002 Firmware
Search vendor "Sauter-controls" for product "Modunet300 Ey-am300f002 Firmware"
<= 3.3-006
Search vendor "Sauter-controls" for product "Modunet300 Ey-am300f002 Firmware" and version " <= 3.3-006"
-
Affected
in Sauter-controls
Search vendor "Sauter-controls"
Modunet300 Ey-am300f002
Search vendor "Sauter-controls" for product "Modunet300 Ey-am300f002"
--
Safe