CVE-2005-3802
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 · uneditedBelkin F5D7232-4 and F5D7230-4 wireless routers with firmware 4.03.03 and 4.05.03, when a legitimate administrator is logged into the web management interface, allow remote attackers to access the management interface without authentication.
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 confidenceBelkin F5D7232-4 and F5D7230-4 wireless routers with firmware versions 4.03.03 and 4.05.03 contain an authentication bypass vulnerability where remote attackers can access the web management interface without credentials when a legitimate administrator session is active. This indicates improper session state management or failure to enforce authentication checks on subsequent requests.
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= 4.3.3= 4.5.3= 4.3.3= 4.5.3CVSS 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
- High
- Authentication
- None
- Confidentiality
- Partial
- Integrity
- Partial
- Availability
- Partial
AV:N/AC:H/Au:N/C:P/I:P/A:P
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 router modelCheck the product label on the bottom of the Belkin router or access the web interface and locate the model number. Confirm it is either F5D7230-4 or F5D7232-4.Affected if Model is F5D7230-4 or F5D7232-4
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Check firmware versionLog into the router web interface as administrator, navigate to the Status or Firmware Upgrade page, and record the firmware version number displayed.Affected if Firmware version is 4.03.03 or 4.05.03
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Verify remote web management is accessibleIn the router web interface, go to the Administration or Security settings and check if Remote Management (often labeled as 'Web Management' or 'Remote Administration') is enabled. If enabled, try accessing the router login page from an external IP address to confirm it responds.Affected if Remote web management is enabled and reachable from untrusted networks
You are affected if you have a Belkin F5D7230-4 or F5D7232-4 router running firmware 4.03.03 or 4.05.03 with the remote web management interface enabled and accessible.
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 dataSince these are legacy routers from 2005, check for available firmware updates from Belkin; if unavailable, replace with a current supported router. Additionally, disable remote web management if not required and restrict management interface access to trusted IP addresses via network segmentation.
- Consultation2.0 h
- Implementation2.0 h
- Testing1.0 h
- Review / QA1.0 h
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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-2005-3802 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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