CVE-2018-4842
4.8 · MEDIUMOverview
CVE-2018-4842 is a medium-severity vulnerability affecting siemens scalance_x200irt_firmware. It was published on June 14, 2018 and has a CVSS 3.0 base score of 4.8 (MEDIUM).
This vulnerability has a CVSS 3.0 base score of 4.8, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
A vulnerability has been identified in SCALANCE X-200IRT switch family (incl. SIPLUS NET variants) (All versions < V5.4.1), SCALANCE X-200RNA switch family (All versions < V3.2.7), SCALANCE X-300 switch family (incl. X408 and SIPLUS NET variants) (All versions < V4.1.3). 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.
Remediation
Check the references section for vendor advisories and patches from siemens. Update scalance_x200irt_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| siemens | scalance_x200irt_firmware | >= 0, < 5.4.1 | Affected |
| siemens | scalance_x200_firmware | >= 0, < 5.2.3 | Affected |
Frequently Asked Questions
What is CVE-2018-4842?
CVE-2018-4842 is a medium-severity vulnerability affecting siemens scalance_x200irt_firmware. It was published on June 14, 2018 and has a CVSS 3.0 base score of 4.8 (MEDIUM).
How severe is CVE-2018-4842?
This vulnerability has a CVSS 3.0 base score of 4.8, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2018-4842?
Check the references section for vendor advisories and patches from siemens. Update scalance_x200irt_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2018-4842?
CyberStrike's AI-powered security agents can automatically detect CVE-2018-4842 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
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Browser-based exploitation validates findings with real proof-of-concept.
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