CVE-2019-6578

Name: CVE-2019-6578
Creator: NVD / NIST
Published: 2019-05-14T20:29:04.67+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.57%

Last modified Jun 17, 2026

CVE-2019-6578 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A vulnerability has been identified in SINAMICS PERFECT HARMONY GH180 with NXG I control, MLFBs: 6SR2...-, 6SR3...-, 6SR4...- (All Versions with option G28), SINAMICS PERFECT HARMONY GH180 with NXG II control, MLFBs: 6SR2...-, 6SR3...-, 6SR4...- (All Versions with option G28). A denial of service vulnerability exists in the affected products. EPSS estimates a 1.57% chance of exploitation in the next 30 days.

Description

A vulnerability has been identified in SINAMICS PERFECT HARMONY GH180 with NXG I control, MLFBs: 6SR2...-, 6SR3...-, 6SR4...- (All Versions with option G28), SINAMICS PERFECT HARMONY GH180 with NXG II control, MLFBs: 6SR2...-, 6SR3...-, 6SR4...- (All Versions with option G28). A denial of service vulnerability exists in the affected products. The vulnerability could be exploited by an attacker with network access to the device. Successful exploitation requires no privileges and no user interaction. An attacker could use the vulnerability to compromise availability of the affected system. At the time of advisory publication no public exploitation of this security vulnerability was known.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

1.57%

72.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Siemens	Sinamics Perfect Harmony Gh180 With Nxg I Control Mlfb 6sr2 Firmware	All versions
Siemens	Sinamics Perfect Harmony Gh180 With Nxg I Control Mlfb 6sr3 Firmware	All versions
Siemens	Sinamics Perfect Harmony Gh180 With Nxg I Control Mlfb 6sr4 Firmware	All versions
Siemens	Sinamics Perfect Harmony Gh180 With Nxg Ii Control Mlfb 6sr2 Firmware	All versions
Siemens	Sinamics Perfect Harmony Gh180 With Nxg Ii Control Mlfb 6sr3 Firmware	All versions
Siemens	Sinamics Perfect Harmony Gh180 With Nxg Ii Control Mlfb 6sr4 Firmware	All versions

References

https://cert-portal.siemens.com/productcert/pdf/ssa-606525.pdfVendor Advisory
https://ics-cert.us-cert.gov/advisories/ICSA-19-134-05Third Party Advisory, US Government Resource
https://cert-portal.siemens.com/productcert/pdf/ssa-606525.pdfVendor Advisory
https://ics-cert.us-cert.gov/advisories/ICSA-19-134-05Third Party Advisory, US Government Resource

Timeline

Published: May 14, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-6578?

How severe is CVE-2019-6578?

CVE-2019-6578 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.57% probability of exploitation in the next 30 days.

How do I fix CVE-2019-6578?

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-2019-6578?

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

Scan your code now

Source: NVD / NIST