SSA-384652

Siemens Security Advisory by Siemens ProductCERT

SSA-384652: Cross-Site Request Forgery (CSRF) Vulnerability in RUGGEDCOM ROX II

Publication Date:	2024-12-10
Last Update:	2024-12-10
Current Version:	V1.0
CVSS v3.1 Base Score:	8.8
CVSS v4.0 Base Score:	8.6

SUMMARY

The CLI feature in the web interface of RUGGEDCOM ROX II devices is vulnerable to cross-site request forgery (CSRF), which could allow an attacker to perform administrative actions if an authenticated user is tricked into accessing a malicious link.

Siemens has released new versions for the affected products and recommends to update to the latest versions.

AFFECTED PRODUCTS AND SOLUTION

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Affected Product and Versions	Remediation
RUGGEDCOM ROX II family	Update to V2.16.0 or later version https://support.industry.siemens.com/cs/ww/en/view/109821187/ See further recommendations from section Workarounds and Mitigations
RUGGEDCOM ROX MX5000 All versions < V2.16.0 affected by CVE-2020-28398	Update to V2.16.0 or later version https://support.industry.siemens.com/cs/ww/en/view/109821187/ See further recommendations from section Workarounds and Mitigations
RUGGEDCOM ROX MX5000RE All versions < V2.16.0 affected by CVE-2020-28398	Update to V2.16.0 or later version https://support.industry.siemens.com/cs/ww/en/view/109821187/ See further recommendations from section Workarounds and Mitigations
RUGGEDCOM ROX RX1400 All versions < V2.16.0 affected by CVE-2020-28398	Update to V2.16.0 or later version https://support.industry.siemens.com/cs/ww/en/view/109821187/ See further recommendations from section Workarounds and Mitigations
RUGGEDCOM ROX RX1500 All versions < V2.16.0 affected by CVE-2020-28398	Update to V2.16.0 or later version https://support.industry.siemens.com/cs/ww/en/view/109821187/ See further recommendations from section Workarounds and Mitigations
RUGGEDCOM ROX RX1501 All versions < V2.16.0 affected by CVE-2020-28398	Update to V2.16.0 or later version https://support.industry.siemens.com/cs/ww/en/view/109821187/ See further recommendations from section Workarounds and Mitigations
RUGGEDCOM ROX RX1510 All versions < V2.16.0 affected by CVE-2020-28398	Update to V2.16.0 or later version https://support.industry.siemens.com/cs/ww/en/view/109821187/ See further recommendations from section Workarounds and Mitigations
RUGGEDCOM ROX RX1511 All versions < V2.16.0 affected by CVE-2020-28398	Update to V2.16.0 or later version https://support.industry.siemens.com/cs/ww/en/view/109821187/ See further recommendations from section Workarounds and Mitigations
RUGGEDCOM ROX RX1512 All versions < V2.16.0 affected by CVE-2020-28398	Update to V2.16.0 or later version https://support.industry.siemens.com/cs/ww/en/view/109821187/ See further recommendations from section Workarounds and Mitigations
RUGGEDCOM ROX RX1524 All versions < V2.16.0 affected by CVE-2020-28398	Update to V2.16.0 or later version https://support.industry.siemens.com/cs/ww/en/view/109821187/ See further recommendations from section Workarounds and Mitigations
RUGGEDCOM ROX RX1536 All versions < V2.16.0 affected by CVE-2020-28398	Update to V2.16.0 or later version https://support.industry.siemens.com/cs/ww/en/view/109821187/ See further recommendations from section Workarounds and Mitigations
RUGGEDCOM ROX RX5000 All versions < V2.16.0 affected by CVE-2020-28398	Update to V2.16.0 or later version https://support.industry.siemens.com/cs/ww/en/view/109821187/ 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:

CVE-2020-28398: Only access links from trusted sources while authenticated in web interface of the affected devices

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

ROX-based VPN endpoints and firewall devices are used to connect devices that operate in harsh environments such as electric utility substations and traffic control cabinets.

VULNERABILITY DESCRIPTION

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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-2020-28398

The CLI feature in the web interface of affected devices is vulnerable to cross-site request forgery (CSRF).

This could allow an attacker to read or modify the device configuration by tricking an authenticated legitimate user into accessing a malicious link.

CVSS v3.1 Base Score	8.8
CVSS v3.1 Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CVSS v4.0 Base Score	8.6
CVSS v4.0 Vector	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CWE	CWE-352: Cross-Site Request Forgery (CSRF)

ADDITIONAL INFORMATION

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 (2024-12-10):

Publication Date

The use of Siemens Security Advisories is subject to the terms and conditions listed on: https://www.siemens.com/productcert/terms-of-use.