CVE-2023-51573
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 updateManagerPassword Exposed Dangerous Function Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of Voltronic Power ViewPower Pro. Authentication is not required to exploit this vulnerability. The specific flaw exists within the updateManagerPassword function. 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-21203.
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 ViewPower Pro updateManagerPassword function exposes a dangerous function that allows remote attackers to bypass authentication entirely without requiring any credentials. This critical flaw in the password management functionality enables unauthenticated attackers to gain administrative access to the power management system.
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
- 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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Identify ViewPower Pro installationCheck if Voltronicpower ViewPower software is installed on the system. Look for the application in standard installation directories (typically C:\Program Files\ViewPower or C:\Program Files (x86)\ViewPower on Windows) or check system services for 'ViewPower' or 'UPS' related services.Affected if ViewPower Pro software is found installed on the system
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Verify the installed version numberLocate the version information for the ViewPower installation. On Windows, this can typically be found in Add/Remove Programs, the application's About dialog, or by checking version metadata in the installation directory. Compare the version to 2.0-22165.Affected if The installed version is exactly 2.0-22165
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Determine if web management interface is enabledCheck if the ViewPower Pro web server/service is running and listening on HTTP/HTTPS ports (typically ports 80, 443, 8080, or 8443). Use commands like 'netstat -an | findstr LISTENING' or check the service status.Affected if The web management interface is running and accepting connections
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Assess network exposure of the management interfaceDetermine if the ViewPower web interface is accessible from external network addresses rather than only localhost or 127.0.0.1. Check firewall rules and network configuration to see if the management ports are exposed to untrusted networks.Affected if The management interface is accessible from non-localhost/network addresses
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Confirm remote management is enabledCheck the ViewPower configuration settings to verify if remote management/administration features are enabled. This may be found in the application's config files or administrative settings panel.Affected if Remote management functionality is enabled in the application configuration
A system is affected if it has ViewPower Pro version 2.0-22165 installed with the web management interface accessible remotely.
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 patches immediately; until then, restrict network access to the ViewPower Pro management interface to trusted IPs only or disable remote management if not required.
- Consultation4.0 h
- Implementation6.0 h
- Testing3.0 h
- Review / QA2.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2023-51573 — 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-2023-51573 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
- No spam, self-promotion, credentials, or personal data