CVE-2023-51738
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 · uneditedThis vulnerability exist in Skyworth Router CM5100, version 4.1.1.24, due to insufficient validation of user supplied input for the Network Name (SSID) parameter at its web interface. A remote attacker could exploit this vulnerability by supplying specially crafted input to the parameter at the web interface of the vulnerable targeted system. Successful exploitation of this vulnerability could allow the attacker to perform stored XSS attacks on the targeted system.
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 confidenceA stored cross-site scripting (XSS) vulnerability exists in the Skyworth Router CM5100 (version 4.1.1.24) web interface. The Network Name (SSID) parameter lacks sufficient input validation, allowing an attacker to inject malicious scripts that persist on the device and execute when the SSID is displayed to other users.
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= 4.1.1.24CVSS 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
- Low
- User interaction
- Required
- Scope
- Changed
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
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 the device modelAccess the router web interface or check the device label/packaging to confirm the model is Skyworth CM5100Affected if The device is not a Skyworth CM5100 model
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Check the firmware versionLog into the router web interface and navigate to the Status or System Information page to view the firmware version; alternatively, check via telnet/SSH if enabled or examine the firmware file if extractedAffected if The installed firmware version is not 4.1.1.24
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Verify the web interface is accessibleOpen a web browser and navigate to the router IP address (typically 192.168.1.1 or 192.168.0.1) to confirm the web management interface is reachableAffected if The web interface is not accessible or not running
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Navigate to wireless network settingsLog into the web interface and locate the Wireless or Wi-Fi settings section where SSID (Network Name) configuration is definedAffected if Wireless settings are not accessible or the SSID configuration page does not exist
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Inspect the SSID input fieldExamine the SSID parameter input field in the wireless settings page; note whether the interface accepts special characters and stores them without visible sanitizationAffected if The SSID field accepts and persists unsanitized input including script tags or special characters
A user is affected if the device is a Skyworth CM5100 running firmware version 4.1.1.24 and the web interface wireless settings allow injection of script tags into the SSID field that persist and execute when displayed.
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 a firmware update from the vendor if available; otherwise, implement strict input validation and output encoding for the SSID parameter in the web interface code to neutralize malicious payloads.
- Consultation4.0 h
- Implementation8.0 h
- Testing6.0 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 $5,600.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2023-51738 — 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-2023-51738 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
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