CVE-2023-51574
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 updateManagerPassword Exposed Dangerous Method Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of Voltronic Power ViewPower. Authentication is not required to exploit this vulnerability. The specific flaw exists within the updateManagerPassword method. The issue results from the exposure of a dangerous function. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-22010.
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 confidenceThe vulnerability exists in Voltronic Power ViewPower's updateManagerPassword method, which is exposed without authentication. An attacker can call this dangerous function directly to bypass authentication and potentially modify administrator credentials, gaining full system access. This is a direct authentication bypass via exposed administrative functionality.
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= 1.04.21353CVSS 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:3.0/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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Confirm ViewPower installationIdentify if Voltronic Power ViewPower software is installed on the system. Check program files, running services, or listening network ports associated with ViewPower (typically uses port 8080 or 9000 for web interface).Affected if ViewPower software is installed and running.
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Check installed versionLocate the ViewPower version information. This is typically found in the software itself, About section, or version file within the ViewPower installation directory. Compare your installed version to 1.04.21353.Affected if Installed version is exactly 1.04.21353.
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Verify web interface exposureDetermine if the ViewPower web interface is accessible over the network. Attempt to access the login page from an external host or check firewall rules allowing inbound access to ViewPower ports.Affected if The ViewPower web interface is reachable from untrusted networks.
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Test updateManagerPassword accessibilitySend a direct HTTP request to the updateManagerPassword method endpoint. This typically involves a POST request to the web interface without providing authentication credentials.Affected if The updateManagerPassword method responds to unauthenticated requests.
A system is affected if ViewPower version 1.04.21353 is installed and the updateManagerPassword method is accessible without authentication, allowing credential modification.
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 ViewPower interfaces, implement proper authentication enforcement on the updateManagerPassword method, and contact Voltronic Power for vendor-supplied patches. If no patch exists, consider compensating controls such as network segmentation and monitoring for unauthorized password change attempts.
- Consultation4.0 h
- Implementation8.0 h
- Testing6.0 h
- Review / QA4.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2023-51574 — 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-2023-51574 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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