SSA-665034

Siemens Security Advisory by Siemens ProductCERT

SSA-665034: Vulnerability in Nozomi Guardian/CMC before 23.3.0 on RUGGEDCOM APE1808 devices

Publication Date:	2024-02-13
Last Update:	2024-05-14
Current Version:	V1.1
CVSS v3.1 Base Score:	5.3

SUMMARY

Nozomi Networks has published information on vulnerabilities in Nozomi Guardian/CMC before 23.3.0. This advisory lists the related Siemens Industrial products affected by these vulnerabilities.

Siemens has released a new version for RUGGEDCOM APE1808 and recommends to update to the latest version. Customers are advised to consult and implement the workarounds provided in Nozomi Network's upstream security notifications.

AFFECTED PRODUCTS AND SOLUTION

Affected Product and Versions	Remediation
RUGGEDCOM APE1808 All versions with Nozomi Guardian / CMC before 23.3.0 affected by all CVEs CVE-2023-5253	Upgrade Nozomi Guardian / CMC to V23.4.1. Contact customer support to receive patch and update information. See further recommendations from section Workarounds and Mitigations

WORKAROUNDS AND MITIGATIONS

Siemens has identified the following specific workarounds and mitigations that customers can apply to reduce the risk:

Use internal firewall features to limit access to the web management interface

Product-specific remediations or mitigations can be found in the section Affected Products and Solution.
Please follow the General Security Recommendations.

GENERAL SECURITY RECOMMENDATIONS

As a general security measure, Siemens strongly recommends to protect network access to devices with appropriate mechanisms. In order to operate the devices in a protected IT environment, Siemens recommends to configure the environment according to Siemens' operational guidelines for Industrial Security (Download: https://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals. Additional information on Industrial Security by Siemens can be found at: https://www.siemens.com/industrialsecurity

PRODUCT DESCRIPTION

The RUGGEDCOM APE1808 is a powerful utility-grade application hosting platform that lets you deploy a range of commercially available applications for edge computing and cybersecurity in harsh, industrial environments.

VULNERABILITY DESCRIPTION

Un-/Collapse All

This chapter describes all vulnerabilities (CVE-IDs) addressed in this security advisory. Wherever applicable, it also documents the product-specific impact of the individual vulnerabilities.

Vulnerability CVE-2023-5253

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.

CVSS v3.1 Base Score	5.3
CVSS v3.1 Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C
CWE	CWE-200: Exposure of Sensitive Information to an Unauthorized Actor

ADDITIONAL INFORMATION

Nozomi provides a public RSS feed for their security alerts to which customers can also subscribe [1].

[1] https://security.nozominetworks.com/alerts/

For further inquiries on security vulnerabilities in Siemens products and solutions, please contact the Siemens ProductCERT: https://www.siemens.com/cert/advisories

HISTORY DATA

V1.0 (2024-02-13):	Publication Date
V1.1 (2024-05-14):	Added specific product version to remediations

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