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CVE-2023-5253— Check Point IoT integration: WebSocket returns assets data without authentication in Guardian/CMC before 23.3.0

Quick assessment

Affected
Nozomi Networks Guardian
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.

Nozomi Networks Guardian是美国Nozomi Networks公司的一款物联网设备和软件检查系统。 Nozomi Networks Guardian和CMC v23.3.0之前版本存在安全漏洞，该漏洞源于WebSocket通道缺少身份验证检查，导致未经身份验证的攻击者可以获取资产数据。

CVSS 5.3 · Medium EPSS 0.45% · P37

Possible ATT&CK Techniques 1 AI

T1115 · Clipboard Data
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I. Basic Information for CVE-2023-5253

Vulnerability Information
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Vulnerability Title
Check Point IoT integration: WebSocket returns assets data without authentication in Guardian/CMC before 23.3.0
Source: CVE Program / CVE List V5
Vulnerability Description
A missing authentication check in the WebSocket channel used for the Check Point IoT integration in Nozomi Networks Guardian and CMC, may allow an unauthenticated attacker to obtain assets data without authentication. Malicious unauthenticated users with knowledge on the underlying system may be able to extract limited asset information.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
Nozomi Networks Guardian 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Nozomi Networks Guardian是美国Nozomi Networks公司的一款物联网设备和软件检查系统。 Nozomi Networks Guardian和CMC v23.3.0之前版本存在安全漏洞，该漏洞源于WebSocket通道缺少身份验证检查，导致未经身份验证的攻击者可以获取资产数据。
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
Nozomi Networks Guardian 0 ~ 23.3.0 -
Nozomi Networks CMC 0 ~ 23.3.0 -

II. Public POCs for CVE-2023-5253

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III. Intelligence Information for CVE-2023-5253

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Other References for CVE-2023-5253 (1)

IV. Related Vulnerabilities

Same product: Guardian
Same vendor: Nozomi Networks
Same weakness: CWE-306

V. Comments for CVE-2023-5253

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