Spectrum Power 4Application · Siemens

CVE-2019-6579

CRITICAL · 9.8 CVSS v3.1 Published 2019-04-17
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
100/100
Remediation priority · Urgent
Remotely reachable No privileges Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
A vulnerability has been identified in Spectrum Power 4 (with Web Office Portal). An attacker with network access to the web server on port 80/TCP or 443/TCP could execute system commands with administrative privileges. The security vulnerability could be exploited by an unauthenticated attacker with network access to the affected service. No user interaction is required to exploit this security vulnerability. Successful exploitation of the security vulnerability compromises confidentiality, integrity or availability of the targeted system. At the time of advisory publication no public exploitation of this security vulnerability was known.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · high confidence

Spectrum Power 4 with Web Office Portal contains a critical remote code execution vulnerability where an unauthenticated attacker with network access to ports 80/TCP or 443/TCP can execute system commands with administrative privileges. The vulnerability requires no user interaction and affects the web server component of this industrial control system software.

MitigationApply vendor-provided patches for Spectrum Power 4 and implement network segmentation to restrict web portal access to authorized personnel only, as this is a critical unauthenticated RCE in an industrial control system.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
Spectrum Power 4Application
Affected:all versions

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Identify if Siemens Spectrum Power 4 is installed
    Check system inventory or installed programs for 'Spectrum Power 4' or look for the product directory structure on the host. Common installation paths may include C:\Siemens\Spectrum Power 4 or /opt/spectrum-power4/ on Windows or Linux systems respectively.
    Affected if Spectrum Power 4 is installed on the system
  2. Confirm the Web Office Portal component is present
    Look for web server components such as IIS or Apache configurations associated with Spectrum Power, or check for the presence of web portal directories and configuration files in the Spectrum Power installation folder.
    Affected if The Web Office Portal component exists in the installation
  3. Verify the web service is running and accessible
    Check if the web server is listening on ports 80/TCP or 443/TCP on the affected host. Use netstat or similar tools: 'netstat -an | findstr "80\|443"' on Windows or 'netstat -tlnp | grep -E "80|443"' on Linux.
    Affected if Ports 80 or 443 are open and listening for the Spectrum Power web service
  4. Determine network accessibility of the web portal
    From an external or different network segment, attempt to reach the web portal via HTTP (port 80) or HTTPS (port 443) using a browser or curl command: curl http://<target-ip> or curl https://<target-ip>.
    Affected if The web portal is reachable from an unauthorized network location

If Spectrum Power 4 with Web Office Portal is installed and its web interface on ports 80/443 is network-accessible, the system is affected by this unauthenticated RCE vulnerability.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

From vendor data
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Apply vendor-provided patches for Spectrum Power 4 and implement network segmentation to restrict web portal access to authorized personnel only, as this is a critical unauthenticated RCE in an industrial control system.

Fix this in Spectrum Power 4 Scoped from the published advisory
  • Consultation6.0 h
  • Implementation12.0 h
  • Testing6.0 h
  • Review / QA4.0 h
28.0 hours of engineering $4,980
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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2019-6579 in production — separate from our analysis above.

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data