dbcve.org
Sinec Traffic AnalyzerApplication · Siemens

CVE-2025-40766

MEDIUM · 5.5 CVSS v3.1 Published 2025-08-12
Fix available
A fix is available. Upgrade to 3.0 or later.
See remediation →
57/100
Remediation priority · Elevated
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 SINEC Traffic Analyzer (6GK8822-1BG01-0BA0) (All versions < V3.0). The affected application runs docker containers without adequate resource and security limitations. This could allow an attacker to perform a denial-of-service (DoS) attack.

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 · moderate confidence

SINEC Traffic Analyzer runs Docker containers without adequate resource limits (CPU, memory) and security restrictions (capabilities, seccomp, AppArmor). This allows containers to consume excessive host resources, potentially causing denial of service.

MitigationUpgrade to SINEC Traffic Analyzer V3.0 or later, which addresses the inadequate container security limitations.

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
Sinec Traffic AnalyzerApplication
Affected:< 3.0

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
Local
Complexity
Low
Privileges
Low
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/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 SINEC Traffic Analyzer installation and version
    Check if SINEC Traffic Analyzer is installed on the system and retrieve its version number. This may be found in installed package metadata, application directories, or by querying the application directly.
    Affected if The installed version is any version prior to V3.0 (versions < 3.0).
  2. Verify Docker is in use by the application
    Check if SINEC Traffic Analyzer uses Docker containers for its operation. Look for running Docker containers, Dockerfile configurations, or container-related processes spawned by the application.
    Affected if SINEC Traffic Analyzer spawns Docker containers as part of its normal operation.
  3. Inspect container CPU and memory limits
    Examine the Docker container configurations spawned by SINEC Traffic Analyzer. Use 'docker inspect' or check Docker compose/run configurations for CPU (--cpus, --cpu-share) and memory (--memory, --mem-limit) limit settings.
    Affected if Containers run without explicit CPU and memory limits configured (limits are absent or set to unlimited).
  4. Inspect container security restrictions
    Review container security configurations for missing security controls. Check for: capabilities (should drop dangerous caps), seccomp profile (should be defined), and AppArmor/SELinux profile (should be applied). Use 'docker inspect' to examine SecurityOptions, CapDrop, and related fields.
    Affected if Containers run without proper capability restrictions (CapDrop missing), without a seccomp profile, or without AppArmor/SELinux confinement.

A system is affected if SINEC Traffic Analyzer version is below V3.0 and the application runs Docker containers that lack resource limits (CPU/memory) and security restrictions (capabilities, seccomp, AppArmor).

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.

dbcve · scoped
Upgrade available Upgrade to 3.0 or later
Fixed in 3.0
Interim mitigation

Upgrade to SINEC Traffic Analyzer V3.0 or later, which addresses the inadequate container security limitations.

Recommended fix Moderate confidence

V3.0

  1. Obtain SINEC Traffic Analyzer version V3.0 or later from Siemens (e.g., via Siemens Industry Online Support or your Siemens representative)
  2. Backup the current configuration and any existing data from the current installation
  3. Stop the current SINEC Traffic Analyzer application and any associated docker containers
  4. Uninstall or remove the current version of SINEC Traffic Analyzer
  5. Install version V3.0 of SINEC Traffic Analyzer following the Siemens installation documentation
  6. Verify that docker containers are now running with appropriate resource limits (CPU, memory) and security restrictions
  7. Start the application and confirm normal operation
  8. Review docker container configurations to ensure resource limits are properly set per Siemens guidelines
Caveat Review Siemens release notes for V3.0 to check for any configuration changes or feature modifications that may require adjustment

Generated from the published advisory — verify against the referenced sources before acting.

Fix this in Sinec Traffic Analyzer Scoped from the published advisory
  • Consultation2.0 h
  • Implementation4.0 h
  • Testing3.0 h
  • Review / QA1.0 h
10.0 hours of engineering $1,750
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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-2025-40766 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