Ip Phone 8800 Series FirmwareOperating system · Cisco
CVE-2016-1476
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 · uneditedCross-site scripting (XSS) vulnerability on Cisco IP Phone 8800 devices with software 11.0 allows remote authenticated users to inject arbitrary web script or HTML via crafted parameters, aka Bug ID CSCuz03024.
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 confidenceAuthenticated cross-site scripting (XSS) vulnerability in Cisco IP Phone 8800 series devices running software version 11.0. Remote authenticated users can inject arbitrary web script or HTML via crafted parameters in the device's web management interface.
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
Ip Phone 8800 Series FirmwareOperating system
= 11.0_baseCVSS 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:3.0/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 device modelAccess the device web interface or CLI and confirm the hardware is Cisco IP Phone 8800 series (model 8811, 8841, 8845, 8861, etc.)Affected if Device is not a Cisco IP Phone 8800 series model
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Check firmware versionNavigate to the device web management interface and locate the firmware/software version information, typically under 'Device Information' or 'Administration' settingsAffected if Firmware version is exactly 11.0_base (the only affected version)
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Verify web management interface is enabledCheck device settings to confirm the embedded web server/web management interface is turned onAffected if Web management interface is disabled (the XSS requires this interface to be accessible)
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Confirm remote access configurationCheck if the web interface is accessible from remote networks rather than only localhost/management VLANAffected if Web interface is exposed to untrusted networks (the vulnerability notes 'remote authenticated users')
A user is affected only if they have a Cisco IP Phone 8800 series device running exactly firmware version 11.0_base with the web management interface enabled and accessible to remote authenticated users.
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 dataUpdate Cisco IP Phone 8800 firmware to patched version. If patching is not immediately possible, restrict web interface access to trusted users only and implement input validation as a defense-in-depth measure.
Fix this in Ip Phone 8800 Series Firmware
Scoped from the published advisory
- Consultation4.0 h
- Implementation2.0 h
- Testing3.0 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 $3,152.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2016-1476 — 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-2016-1476 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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A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.
- 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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