CVE-2015-6276
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 · uneditedCisco TelePresence IX5000 8.0.3 stores a private key associated with an X.509 certificate under the web root with insufficient access control, which allows remote attackers to obtain cleartext versions of HTTPS traffic or spoof devices via a direct request to the certificate directory, aka Bug ID CSCuu63501.
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 confidenceThe Cisco TelePresence IX5000 version 8.0.3 stores private keys associated with X.509 certificates under the web root with insufficient access control, allowing remote unauthenticated attackers to download these private keys via direct HTTP requests. Attackers can use the compromised keys to decrypt HTTPS traffic or impersonate the affected devices.
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= 8.0.3CVSS 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
- Low
- Authentication
- None
- Confidentiality
- Partial
- Integrity
- None
- Availability
- None
AV:N/AC:L/Au:N/C:P/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 modelDetermine if the device is a Cisco TelePresence IX5000 series systemAffected if Device model is Cisco TelePresence IX5000
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Check software versionAccess the system administration interface or use CLI command 'show version' to confirm the installed Cisco TelePresence System Software Ix versionAffected if Version is 8.0.3
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Test web-accessible private keysUsing a web browser or HTTP client, attempt to access typical certificate storage paths under the web root (such as /certs/, /private/, or similar paths containing .key or .pem files) via HTTP without authenticationAffected if Private key files (X.509 private keys with .key or .pem extension) are downloadable via direct HTTP requests without authentication
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Verify HTTPS certificate exposureInspect any downloaded certificates to confirm they contain associated private keys (look for BEGIN PRIVATE KEY or BEGIN RSA PRIVATE KEY markers in downloaded files)Affected if Downloaded certificate files contain usable private key material
A system is affected if it is a Cisco TelePresence IX5000 running software version 8.0.3 and private key files associated with X.509 certificates are accessible via direct HTTP requests to the web root.
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 dataGenerate new certificate/private key pairs and replace the compromised cryptographic material on affected devices. Configure proper access controls to prevent web-accessible storage of sensitive certificate files and restrict access to the certificate directory.
- Consultation3.0 h
- Implementation6.0 h
- Testing3.0 h
- Review / QA2.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2015-6276 — 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-2015-6276 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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