CVE-2023-51571
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 · uneditedVoltronic Power ViewPower Pro SocketService Missing Authentication Denial-of-Service Vulnerability. This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Voltronic Power ViewPower Pro. Authentication is not required to exploit this vulnerability. The specific flaw exists within the SocketService module, which listens on UDP port 41222 by default. The issue results from the lack of authentication prior to allowing access to functionality. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-21162.
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 confidenceVoltronic Power ViewPower Pro contains a SocketService module listening on UDP port 41222 that lacks authentication checks. Remote attackers can send specially crafted UDP packets to this port without credentials to trigger a denial-of-service condition, causing the service or system to become unavailable.
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= 2.0-22165CVSS 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
- None
- Integrity
- None
- Availability
- High
CVSS:3.0/AV:N/AC:L/PR:N/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 checksWork through these to decide whether this CVE applies to you.
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Confirm ViewPower Pro installationLocate the ViewPower Pro software on the target system. Common installation paths may include C:\Program Files\ViewPower or C:\ViewPower. Check for the presence of ViewPower executables or service files.Affected if ViewPower Pro software is not installed on the system.
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Verify installed versionCheck the installed version of ViewPower Pro against the affected version. Look for version information in the software, such as in the About section, in installed program details, or in version files within the installation directory.Affected if The installed version is exactly 2.0-22165.
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Check if SocketService is runningIdentify whether the SocketService component of ViewPower Pro is currently running. This may be visible in the system service list, task manager, or process monitor as a service named SocketService or similar.Affected if The SocketService module is active and running.
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Verify UDP port 41222 is listeningUse network scanning tools (such as netstat, PowerShell Get-NetTCPConnection, or nmap) to check if UDP port 41222 is open and listening on the affected system.Affected if UDP port 41222 is found to be open and accepting connections.
The system is affected if ViewPower Pro version 2.0-22165 is installed with the SocketService module running and UDP port 41222 exposed.
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 dataRestrict network access to UDP port 41222 using firewall rules or network segmentation to prevent untrusted external hosts from reaching the SocketService. If a vendor patch becomes available, apply it promptly.
- Consultation4.0 h
- Implementation4.0 h
- Testing2.0 h
- Review / QA2.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2023-51571 — 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-2023-51571 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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- 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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