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CVE-2017-9945 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.5 MEDIUMVector:CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-771218.pdf	CVE	Vendor Advisory
http://www.securityfocus.com/bid/100562	CVE	Third Party AdvisoryVDB Entry
https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-771218.pdf	[email protected]	Vendor Advisory
http://www.securityfocus.com/bid/100562	[email protected]	Third Party AdvisoryVDB Entry

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-20	Improper Input Validation	[email protected]

Affected Products

Product	Versions
siemens 7km pac switched ethernet profinet expansion module firmware	<= 2.1.2
CPE cpe:2.3:o:siemens:7km_pac_switched_ethernet_profinet_expansion_module_firmware:::::::: Remediation No remediation found in references.
siemens 7km pac switched ethernet profinet expansion module	All versions
CPE cpe:2.3:h:siemens:7km_pac_switched_ethernet_profinet_expansion_module:-:::::::* Remediation No remediation found in references.

Change History

6 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
May 13, 2026	CVE Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Sep 12, 2017	Initial Analysis	[email protected]
Sep 3, 2017	CVE Modified	[email protected]