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

Quick assessment

Affected
SAUTER Controls Nova 220 (EYK220F001) DDC with BACnet connection
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Sauter AG Controls Nova是瑞士Sauter AG公司的一个智能楼宇自动化系统。 Sauter AG Controls Nova 200-220 Series固件3.3-006及以前版本和BACnetstac 4.2.1及以前版本存在安全漏洞，该漏洞源于其只有FTP和Telnet可用于设备管理。通过这些协议传达的任何敏感信息（如凭据）都以明文形式发送。攻击者可以获取敏感信息（如用户凭据）以获取对系统的访问权限。

CVSS 7.5 · High EPSS 0.39% · P31

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2023-0053

Vulnerability Information
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Vulnerability Title
SAUTER Controls Nova 200–220 Series Cleartext Transmission of Sensitive Information
Source: CVE Program / CVE List V5
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
敏感数据的明文传输
Source: CVE Program / CVE List V5
Vulnerability Title
Sauter AG Controls Nova 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Sauter AG Controls Nova是瑞士Sauter AG公司的一个智能楼宇自动化系统。 Sauter AG Controls Nova 200-220 Series固件3.3-006及以前版本和BACnetstac 4.2.1及以前版本存在安全漏洞，该漏洞源于其只有FTP和Telnet可用于设备管理。通过这些协议传达的任何敏感信息（如凭据）都以明文形式发送。攻击者可以获取敏感信息（如用户凭据）以获取对系统的访问权限。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
SAUTER Controls Nova 220 (EYK220F001) DDC with BACnet connection Firmware all versions ~ 3.3-006 -
SAUTER Controls Nova 230 (EYK230F001) DDC with BACnet connection Firmware all versions ~ 3.3-006 -
SAUTER Controls Nova 106 (EYK300F001) BACnet communication card Firmware all versions ~ 3.3-006 -
SAUTER Controls moduNet300 (EY-AM300F001, EY-AM300F002) Firmware all versions ~ 3.3-006 -

II. Public POCs for CVE-2023-0053

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III. Intelligence Information for CVE-2023-0053

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Vendor Advisories for CVE-2023-0053 (1)

IV. Related Vulnerabilities

Same product: Nova 220 (EYK220F001) DDC with BACnet connection
Same vendor: SAUTER Controls
Same weakness: CWE-319

V. Comments for CVE-2023-0053

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