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No exploitation reported

CVE-2019-6574

No exploitation reported by the sources we read.

  • Published2019-05-14
  • WeaknessCWE-200

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

A vulnerability has been identified in SINAMICS PERFECT HARMONY GH180 with NXG I control, MLFBs: 6SR2...-, 6SR3...-, 6SR4...- (All Versions with option G21, G22, G23, G26, G28, G31, G32, G38, G43 or G46), SINAMICS PERFECT HARMONY GH180 with NXG II control, MLFBs: 6SR2...-, 6SR3...-, 6SR4...- (All Versions with option G21, G22, G23, G26, G28, G31, G32, G38, G43 or G46). An improperly configured Parameter Read/Write execution via Field bus network may cause the controller to restart. 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 the availability of the affected system. At the time of advisory publication no public exploitation of this security vulnerability was known.

Timeline

dates in UTC
  1. 2019-05-1420:29CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2019-6574?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2019-6574?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Siemens sinamics perfect harmony gh180 with nxg i control mlfb 6sr2 firmwareversion to verify
BranchAffectedFixed in
—all versionsno fix published
Siemens sinamics perfect harmony gh180 with nxg i control mlfb 6sr3 firmwareversion to verify
BranchAffectedFixed in
—all versionsno fix published
Siemens sinamics perfect harmony gh180 with nxg i control mlfb 6sr4 firmwareversion to verify
BranchAffectedFixed in
—all versionsno fix published

3 more products in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

  • ICSA-19-134-06 CISA2 known affected

    ICSA-19-134-06 Siemens SINAMICS PERFECT HARMONY GH180 Fieldbus Network

    SINAMICS PERFECT HARMONY GH180 with NXG I control, MLFBs: 6SR2...-, · SINAMICS PERFECT HARMONY GH180 with NXG II control, MLFBs: 6SR2...-,

Full record on NVD

Fix

  1. Mitigation from the vendor CISA ICSA-19-134-06 · 1 product6SR3...-, 6SR4...- G46 Upgrade to NXGpro control - Download: Please contact customer service to obtain and install the upgrade.
  2. Mitigation from the vendor CISA ICSA-19-134-06 · 2 productsSiemens has identified the following specific workarounds and mitigations thatcustomers can apply to reduce the risk: Disable the Fieldbus Parameter Read/Write functionality
  3. Mitigation from the vendor CISA ICSA-19-134-06 · 2 productsSiemens has identified the following specific workarounds and mitigations thatcustomers can apply to reduce the risk: Apply cell protection concept and implement Defense-in-Depth

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub

Sources

  • NVDCVSS 3.17.5read 2026-10-23
  • NVDCVSS 2.05read 2026-10-23
  • CNAweakness (CWE)CWE-200read 2026-10-23
  • FIRST EPSSEPSS score1.9 %2026-10-23

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
2019-05-14
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2019-6574?

A vulnerability has been identified in SINAMICS PERFECT HARMONY GH180 with NXG I control, MLFBs: 6SR2...-, 6SR3...-, 6SR4...- (All Versions with option G21, G22, G23, G26, G28, G31, G32, G38, G43 or G46), SINAMICS PERFECT HARMONY GH180 with NXG II control, MLFBs: 6SR2...-, 6SR3...-, 6SR4...- (All Versions with option G21, G22, G23, G26, G28, G31, G32, G38, G43 or G46). An improperly configured Parameter Read/Write execution via Field bus network may cause the controller to restart. 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 the availability of the affected system. At the time of advisory publication no public exploitation of this security vulnerability was known.

Is CVE-2019-6574 actively exploited?

Active exploitation of CVE-2019-6574 has not been confirmed. Its EPSS score was 1.9% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-6574?

CVE-2019-6574 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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