CVE-2017-6868

Name: CVE-2017-6868
Creator: NVD / NIST
Published: 2017-07-07T17:29:00.34+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 4.17%

Last modified Jun 17, 2026

CVE-2017-6868 is a vulnerability of currently unknown severity. An Improper Authentication issue was discovered in Siemens SIMATIC CP 44x-1 RNA, all versions prior to 1.4.1. An unauthenticated remote attacker may be able to perform administrative actions on the Communication Process (CP) of the RNA series module, if network access to Port 102/TCP is available and the configuration file for the CP is stored on the RNA's CPU.. EPSS estimates a 4.17% chance of exploitation in the next 30 days.

Description

An Improper Authentication issue was discovered in Siemens SIMATIC CP 44x-1 RNA, all versions prior to 1.4.1. An unauthenticated remote attacker may be able to perform administrative actions on the Communication Process (CP) of the RNA series module, if network access to Port 102/TCP is available and the configuration file for the CP is stored on the RNA's CPU.

Metrics

EPSS Probability

4.17%

89.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Siemens	Simatic Cp 44x-1 Redundant Network Access Modules	<= 1.4.0

References

http://www.securityfocus.com/bid/99234Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1038788Third Party Advisory, VDB Entry
https://ics-cert.us-cert.gov/advisories/ICSA-17-173-01Third Party Advisory, US Government Resource
https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-126840.pdf
http://www.securityfocus.com/bid/99234Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1038788Third Party Advisory, VDB Entry
https://ics-cert.us-cert.gov/advisories/ICSA-17-173-01Third Party Advisory, US Government Resource
https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-126840.pdf

Timeline

Published: Jul 7, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-6868?

How severe is CVE-2017-6868?

Severity scoring for CVE-2017-6868 is pending analysis. The EPSS model estimates a 4.17% probability of exploitation in the next 30 days.

How do I fix CVE-2017-6868?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-6868?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST