CWE-311Weakness · CWE-311

CVE-2025-36751

CRITICAL · 9.4 CVSS v4.0 Published 2025-12-13
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
99/100
Remediation priority · Urgent
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
Encryption is missing on the configuration interface for Growatt ShineLan-X and MIC 3300TL-X. This allows an attacker with access to the network to intercept and potentially manipulate communication requests between the inverter and its cloud endpoint.

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

The Growatt ShineLan-X and MIC 3300TL-X inverters have no encryption enabled on their configuration interface, allowing network-adjacent attackers to perform man-in-the-middle attacks and intercept or manipulate data flowing between the inverter and its cloud endpoint.

MitigationEnable TLS/HTTPS encryption on the device configuration interface if supported, or implement network segmentation and VPN access to protect communications; isolate inverters from untrusted networks.

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

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
Adjacent
Complexity
Low
Privileges
None
Authentication
X
User interaction
None
Scope
X

CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

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 Growatt inverter models on the network
    Check network inventory or physically locate inverters to determine if models ShineLan-X or MIC 3300TL-X are present. These are solar inverters with built-in web configuration interfaces.
    Affected if The environment contains Growatt ShineLan-X or MIC 3300TL-X inverter models.
  2. Access the inverter web configuration interface
    Open a web browser and navigate to the inverter's IP address (found via network scan or inverter display). Look for the security or network settings page within the configuration panel.
    Affected if The configuration interface is accessible without encryption (HTTP instead of HTTPS).
  3. Verify encryption settings in configuration
    Locate the network or communication settings section. Check whether encryption, TLS, or HTTPS options are present, enabled, or available for the cloud communication link.
    Affected if Encryption is disabled, not configured, or unavailable in the settings.
  4. Capture network traffic to cloud endpoint
    Use a packet capture tool (such as Wireshark or tcpdump) on the network segment between the inverter and its cloud destination. Inspect the traffic for unencrypted protocols or plaintext data.
    Affected if Traffic to the inverter's cloud endpoint (typically on ports 80/HTTP or other non-TLS ports) is transmitted in plaintext.

The environment is affected if Growatt ShineLan-X or MIC 3300TL-X inverters have no encryption (HTTPS/TLS) enabled on their configuration interface, resulting in unencrypted communications that could be intercepted via man-in-the-middle attacks.

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

Enable TLS/HTTPS encryption on the device configuration interface if supported, or implement network segmentation and VPN access to protect communications; isolate inverters from untrusted networks.

Have this fixed Scoped from the published advisory
  • Consultation4.0 h
  • Implementation8.0 h
  • Testing4.0 h
  • Review / QA2.0 h
18.0 hours of engineering $3,200
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Scan for this in your stack

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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-2025-36751 in production — separate from our analysis above.

No notes yet

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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