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CVE-2020-28395

5.9 · MEDIUM

A vulnerability has been identified in SCALANCE X-200RNA switch family (All versions < V3.2.7), SCALANCE X-300 switch family (incl.

Published Jan 12, 2021CWE-321EPSS 1.19%

Overview

CVE-2020-28395 is a medium-severity vulnerability. It was published on January 12, 2021 and has a CVSS 3.1 base score of 5.9 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.9, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

A vulnerability has been identified in SCALANCE X-200RNA switch family (All versions < V3.2.7), SCALANCE X-300 switch family (incl. X408 and SIPLUS NET variants) (All versions < V4.1.0). Devices do not create a new unique private key after factory reset. An attacker could leverage this situation to a man-in-the-middle situation and decrypt previously captured traffic.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

References

Refcert-portal.siemens.com/productcert/pdf/ssa-274900.pdfCISAus-cert.cisa.gov/ics/advisories/icsa-21-012-02Refcert-portal.siemens.com/productcert/pdf/ssa-274900.pdfCISAus-cert.cisa.gov/ics/advisories/icsa-21-012-02

How CyberStrike helps

Frequently asked questions

What is CVE-2020-28395?

CVE-2020-28395 is a medium-severity vulnerability. It was published on January 12, 2021 and has a CVSS 3.1 base score of 5.9 (MEDIUM).

How severe is CVE-2020-28395?

This vulnerability has a CVSS 3.1 base score of 5.9, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2020-28395?

Check the references section for vendor advisories, patches, and mitigation guidance. 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-2020-28395?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2020-28395 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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