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CVE-2017-9945

6.5 · MEDIUM

In the Siemens 7KM PAC Switched Ethernet PROFINET expansion module (All versions < V2.1.3), a Denial-of-Service condition could be induced by a specially crafted PROFINET DCP packet sent as a local…

Published Aug 30, 2017CWE-20EPSS 0.54%

Overview

CVE-2017-9945 is a medium-severity vulnerability. It was published on August 30, 2017 and has a CVSS 3.0 base score of 6.5 (MEDIUM).

This vulnerability has a CVSS 3.0 base score of 6.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

In the Siemens 7KM PAC Switched Ethernet PROFINET expansion module (All versions < V2.1.3), a Denial-of-Service condition could be induced by a specially crafted PROFINET DCP packet sent as a local Ethernet (Layer 2) broadcast. The affected component requires a manual restart via the main device to recover.

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

Refwww.securityfocus.com/bid/100562Refwww.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-771218.pdfRefwww.securityfocus.com/bid/100562Refwww.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-771218.pdf

How CyberStrike helps

Frequently asked questions

What is CVE-2017-9945?

CVE-2017-9945 is a medium-severity vulnerability. It was published on August 30, 2017 and has a CVSS 3.0 base score of 6.5 (MEDIUM).

How severe is CVE-2017-9945?

This vulnerability has a CVSS 3.0 base score of 6.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2017-9945?

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-2017-9945?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2017-9945 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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