CVE-2017-8176
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 · uneditedHuawei IPTV STB with earlier than IPTV STB V100R003C01LMYTa6SPC001 versions has an authentication bypass vulnerability. An attacker could exploit this vulnerability to access the serial interface and modify the configuration. Successful exploit could lead to the authentication bypass and view channels by free.
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 confidenceThis is an authentication bypass vulnerability in Huawei IPTV set-top boxes (STB) affecting versions prior to V100R003C01LMYTa6SPC001. Attackers can access the serial interface without proper authentication and modify device configuration, allowing them to bypass subscription controls and view premium channels without paying.
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< v100r003c01lmyta6spc001CVSS 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
- None
- Availability
- None
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/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 Huawei IPTV set-top box modelLocate the device physically or via network discovery and confirm it is a Huawei IPTV STB model. Check device labeling or management interface for model information.Affected if Device is a Huawei IPTV set-top box
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Check firmware versionAccess the STB management interface or check system information via telnet/serial console if available. Compare the installed firmware version against V100R003C01LMYTa6SPC001.Affected if Firmware version is earlier than V100R003C01LMYTa6SPC001
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Verify serial interface accessibilityInspect the physical STB device for exposed serial (TTL/JTAG) pins or debug ports. If accessible, attempt to connect via serial console at standard baud rates (e.g., 115200, 57600) without providing credentials.Affected if Serial interface is physically accessible and accepts connection without authentication prompt
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Check serial authentication configurationIf serial access is obtained, examine the device configuration files or boot logs for authentication settings on the serial interface. Look for whether a login prompt appears or if root access is granted directly.Affected if Serial console provides direct shell access without requiring any password or credential
You are affected if you have a Huawei IPTV set-top box running firmware earlier than V100R003C01LMYTa6SPC001 with an accessible unauthenticated serial debug interface.
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 dataUpgrade affected IPTV set-top box firmware to version V100R003C01LMYTa6SPC001 or later. If immediate patching is not feasible, restrict physical access to serial interfaces and monitor for unauthorized configuration changes.
- Consultation4.0 h
- Implementation8.0 h
- Testing4.0 h
- Review / QA2.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2017-8176 — 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-2017-8176 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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- Version or environment caveats, and links to real fixes
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