CVE-2021-41873
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 · uneditedPenguin Aurora TV Box 41502 is a high-end network HD set-top box produced by Tencent Video and Skyworth Digital. An unauthorized access vulnerability exists in the Penguin Aurora Box. An attacker can use the vulnerability to gain unauthorized access to a specific link to remotely control the TV.
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 Penguin Aurora TV Box 41502 contains an unauthenticated access vulnerability allowing remote control via a specific network link. The CVSS 10 score indicates trivial exploitability with total compromise of confidentiality, integrity, and availability.
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 dataall versionsCVSS 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
- Changed
- Confidentiality
- None
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/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 the device modelCheck the device label, packaging, or network discovery for 'Penguin Aurora Box' or model number '41502' or 'Skyworth' brandingAffected if The device is a Penguin Aurora TV Box model 41502 from Skyworth
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Check device network accessibilityPing the device IP address or perform a network scan to confirm the device is reachable on your local networkAffected if The device is responsive on the network (vulnerability requires network access to exploit)
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Identify exposed network servicesRun a port scan (e.g., nmap) against the device IP to discover open ports and running servicesAffected if The device has network services exposed that could allow unauthenticated remote control
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Probe for the vulnerable endpointAttempt to access common remote management endpoints or the specific network link mentioned in CVE details using curl or a browserAffected if The device responds to unauthenticated remote control requests on the exposed endpoint
If the device on your network is a Penguin Aurora TV Box model 41502 with an exposed network service accepting unauthenticated remote control commands, you are affected by this CVE.
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 dataIsolate the device on a restricted network segment; contact Tencent Video/Skyworth Digital for firmware patches; implement network monitoring for unauthorized access attempts to the vulnerable endpoint.
- Consultation4.0 h
- Implementation2.0 h
- Testing2.0 h
- Review / QA2.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2021-41873 — 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-2021-41873 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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