Edge Bluebird Operating SystemOperating system · Cisco
CVE-2015-4308
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 · uneditedThe webGUI configuration-export feature in Cisco Edge Bluebird Operating System 1.2 on Edge 340 devices allows remote authenticated users to obtain sensitive information via unspecified vectors, aka Bug ID CSCuu43968.
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 webGUI configuration-export feature in Cisco Edge Bluebird Operating System 1.2 on Edge 340 devices contains an information disclosure vulnerability allowing remote authenticated users to obtain sensitive information via unspecified vectors. This confidentiality-focused flaw has CVSS 6.8 (Medium) and can be exploited by authenticated users with network access to the web 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
Edge Bluebird Operating SystemOperating system
= 1.2CVSS 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
- Authentication
- Single
- Confidentiality
- Complete
- Integrity
- None
- Availability
- None
AV:N/AC:L/Au:S/C:C/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 device modelVerify the hardware is a Cisco Edge 340 device through device inventory, physical label, or CLI command such as 'show version' or 'show hardware'Affected if Device model is Edge 340
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Check Bluebird OS versionAccess the device CLI or web interface and retrieve the operating system version. In CLI, this may be 'show version' or a similar command. In webGUI, check the system info or about pageAffected if Version is exactly 1.2 (not higher or lower)
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Confirm webGUI is accessibleVerify the web interface is reachable on the network by attempting HTTP/HTTPS access to the device management IPAffected if WebGUI responds and accepts authentication credentials
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Check if configuration-export feature existsLog into the webGUI and navigate to the configuration or backup section to determine if a configuration-export or backup download function is presentAffected if Configuration-export feature is available and accessible to the authenticated user
A user is affected if they have an Edge 340 device running Bluebird OS version 1.2 with the webGUI and configuration-export feature accessible over the network.
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 available Cisco patches for this vulnerability or upgrade to a non-vulnerable Bluebird OS version; if no patch is available, restrict webGUI access through network segmentation and enforce least-privilege user access controls.
Fix this in Edge Bluebird Operating System
Scoped from the published advisory
- Consultation4.0 h
- Implementation6.0 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 $4,304.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2015-4308 — 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-2015-4308 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
- No spam, self-promotion, credentials, or personal data