CVE-2025-67447
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 · uneditedThe network diagnosis (ping) module in Neterbit NW-431F Router 20241014-IR03 and before is vulnerable to OS command injection. The application does not properly sanitize user input in the IP address field before passing it to the system's ping command. An attacker can inject arbitrary OS commands, which will be executed with the privileges of the web server.
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 confidenceThe Neterbit NW-431F Router's web interface contains an OS command injection vulnerability in the network diagnosis ping module. The application fails to sanitize user-supplied input in the IP address field, allowing attackers to append shell commands using command separators (e.g., ;, &&, |). These commands execute with the privileges of the embedded web server, potentially enabling full device compromise.
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
- 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 device modelAccess the router web interface or check the device label/metadata to confirm the model is Neterbit NW-431FAffected if The device is a Neterbit NW-431F Router
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Check web interface accessibilityAttempt to access the router web interface (typically via HTTP on LAN IP) and note whether authentication is required or if the ping function is accessibleAffected if The ping module is accessible without proper authentication or input validation
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Locate ping/network diagnosis functionNavigate through the router web interface to find the network diagnosis or ping feature (usually under Tools, Network, or Diagnostics settings)Affected if A ping function exists in the web interface
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Test for command injection vulnerabilityIf the ping function is accessible, observe whether the IP address field accepts special characters (such as ;, |, &&, or backticks) without sanitization or rejectionAffected if The IP address field accepts arbitrary input beyond valid IP addresses without validation or error messages
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Verify system privilege contextCheck if command injection would execute with elevated privileges by examining the web server process user context (if accessible via other vulnerabilities or documentation)Affected if The web server runs with elevated privileges, allowing broader system access via injected commands
You are affected if you are running a Neterbit NW-431F Router with the ping/network diagnosis feature enabled and accessible, where the IP address input field accepts unvalidated special characters that could be interpreted as OS command separators.
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 dataImplement strict input validation using a regex or library function to enforce valid IPv4/IPv6 address format before passing data to the ping command. Ideally, refactor the code to use a language-native ping library rather than invoking system shell commands.
- Consultation3.0 h
- Implementation8.0 h
- Testing4.0 h
- Review / QA2.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $4,800.
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Free · runs locallyCheck whether your project pulls in CVE-2025-67447 — 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-2025-67447 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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- Version or environment caveats, and links to real fixes
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