ICSA-18-163-02: Siemens SCALANCE X Switches (Update A)
CISA advisory · released 2018-06-12
Source record Collected from CISA's CSAF advisory feed
- Distribution label in the document: TLP:WHITE
- Revision 3, 2022-12-13 (final)
CISA's summary
Summary: Two cross-site scripting (XSS) vulnerabilities were identified in the web server of several SCALANCE X switches. Siemens has released updates for the affected products and recommends to update to the latest versions.
Products, as the advisory lists them
| Vendor | Product | Version |
|---|---|---|
| Siemens | SCALANCE X-200 switch family (incl. SIPLUS NET variants) | <V5.2.3 |
| Siemens | SCALANCE X-200IRT switch family (incl. SIPLUS NET variants) | <V5.4.1 |
| Siemens | SCALANCE X-200RNA switch family | <V3.2.7 |
| Siemens | SCALANCE X-300 switch family (incl. X408 and SIPLUS NET variants) | <V4.1.3 |
DeSpy has not checked any unit, hardware revision or firmware.
Vulnerabilities in this advisory
- CVE-2018-4842 — CVE-2018-4842 · CWE-79
A remote, authenticated attacker with access to the configuration web server could be able to store script code on the web site, if the HRP redundancy option is set. This code could be executed in the web browser of victims visiting this web site (XSS), affecting its confidentiality, integrity and availability. User interaction is required for successful exploitation, as the user needs to visit the manipulated web site. At the stage of publishing this security advisory no public exploitation is known. The vendor has confirmed the vulnerability and provides mitigations to resolve it.
- CVE-2018-4848 — CVE-2018-4848 · CWE-80
The integrated configuration web server of the affected devices could allow Cross-Site Scripting (XSS) attacks if unsuspecting users are tricked into accessing a malicious link. User interaction is required for a successful exploitation. The user must be logged into the web interface in order for the exploitation to succeed. At the stage of publishing this security advisory no public exploitation is known. The vendor has confirmed the vulnerability and provides mitigations to resolve it.
Acknowledgments, as the advisory lists them
- Siemens ProductCERT: reporting these vulnerabilities to CISA.
- Marius Rothenbücher: coordinating disclosure of CVE-2018-4842
- Ali Abbasi: coordinating disclosure of CVE-2018-4848
- Artem Zinenko, Kaspersky: pointing out that SIPLUS should also be mentioned
- KraftCERT: coordination efforts
The advisory's legal notice
Siemens Security Advisories are subject to the terms and conditions contained in Siemens' underlying license terms or other applicable agreements previously agreed to with Siemens (hereinafter "License Terms"). To the extent applicable to information, software or documentation made available in or through a Siemens Security Advisory, the Terms of Use of Siemens' Global Website (https://www.siemens.com/terms_of_use, hereinafter "Terms of Use"), in particular Sections 8-10 of the Terms of Use, shall apply additionally. In case of conflicts, the License Terms shall prevail over the Terms of Use.
Sources
DeSpy's copy of this version is dated 2026-09-28.
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