CVE-2025-64123
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 · uneditedUnintended Proxy or Intermediary vulnerability in Nuvation Energy Multi-Stack Controller (MSC) allows Network Boundary Bridging.This issue affects Multi-Stack Controller (MSC): through and including release 2.5.1.
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 confidenceA critical network boundary bridging vulnerability in Nuvation Energy Multi-Stack Controller (MSC) allows unintended proxy or intermediary behavior, potentially allowing an attacker to bridge separate network segments that should be isolated. This could enable lateral movement or unauthorized access to sensitive network zones in energy infrastructure.
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<= 2.5.1CVSS 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 checksWork through these to decide whether this CVE applies to you.
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Identify Nuvation Energy MSC deploymentLocate any Nuvation Energy Multi-Stack Controller (MSC) devices or Nplatform installations on the network. Check asset inventory or perform network discovery for devices identified as Nuvation Energy MSC.Affected if Nuvation Energy MSC or Nplatform is present in the environment
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Determine installed Nplatform versionAccess the MSC web interface, command-line interface, or system configuration files to identify the installed Nplatform version number. Compare against the affected version range <= 2.5.1.Affected if Installed Nplatform version is 2.5.1 or lower
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Verify multi-segment network connectivityReview the MSC network configuration to determine if it has network interfaces or logical connections to multiple distinct network segments (such as both a trusted corporate network and an untrusted/external network).Affected if MSC has network interfaces on two or more isolated network segments
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Check routing or proxy configurationExamine the MSC routing tables, proxy settings, or packet forwarding configuration to determine if inter-segment traffic forwarding is enabled or configured.Affected if IP forwarding, proxy service, or bridge mode is enabled between network segments
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Inspect network traffic for boundary crossingCapture and analyze network traffic traversing the MSC to confirm whether traffic from one network segment is being forwarded to another segment that should be isolated.Affected if Traffic is being forwarded or proxied between isolated network segments through the MSC
The environment is affected if a Nuvation Energy MSC running Nplatform version 2.5.1 or lower is forwarding or proxying traffic between network segments that should be isolated from each other.
Generated from the published advisory. Verify against your own configuration.
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 dataApply vendor-supplied firmware update (beyond version 2.5.1) and implement network segmentation controls to isolate the MSC from untrusted network segments as a compensating control until patching is possible.
- Consultation12.0 h
- Implementation24.0 h
- Testing20.0 h
- Review / QA12.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2025-64123 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2025-64123 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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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.
- 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
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