Vulnerability Monitor

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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.

Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.5, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts and availability (service disruption) for affected systems. Impacting 12 products from siemens, from siemens, from siemens and 9 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2019, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2019-05-14T20:29:04.263

Last Modified

2024-11-21T04:46:43.827

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Secondary
    CWE-200
  • Type: Primary
    NVD-CWE-noinfo
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System siemens sinamics_perfect_harmony_gh180_with_nxg_i_control_mlfb_6sr2_firmware * Yes
Hardware siemens sinamics_perfect_harmony_gh180_with_nxg_i_control_mlfb_6sr2 - No
Operating System siemens sinamics_perfect_harmony_gh180_with_nxg_i_control_mlfb_6sr3_firmware * Yes
Hardware siemens sinamics_perfect_harmony_gh180_with_nxg_i_control_mlfb_6sr3 - No
Operating System siemens sinamics_perfect_harmony_gh180_with_nxg_i_control_mlfb_6sr4_firmware * Yes
Hardware siemens sinamics_perfect_harmony_gh180_with_nxg_i_control_mlfb_6sr4 - No
Operating System siemens sinamics_perfect_harmony_gh180_with_nxg_ii_control_mlfb_6sr2_firmware * Yes
Hardware siemens sinamics_perfect_harmony_gh180_with_nxg_ii_control_mlfb_6sr2 - No
Operating System siemens sinamics_perfect_harmony_gh180_with_nxg_ii_control_mlfb_6sr3_firmware * Yes
Hardware siemens sinamics_perfect_harmony_gh180_with_nxg_ii_control_mlfb_6sr3 - No
Operating System siemens sinamics_perfect_harmony_gh180_with_nxg_ii_control_mlfb_6sr4_firmware * Yes
Hardware siemens sinamics_perfect_harmony_gh180_with_nxg_ii_control_mlfb_6sr4 - No
References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For siemens's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.