CVE-2015-6467
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 · uneditedAdvantech WebAccess before 8.1 allows remote attackers to execute arbitrary code via vectors involving a browser plugin.
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 confidenceAdvantech WebAccess before version 8.1 contains a vulnerability that allows remote attackers to execute arbitrary code through vectors involving a browser plugin component. The vulnerability has a CVSS score of 8.1 (HIGH), indicating significant risk of code execution on affected systems.
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<= 8.0CVSS 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
- Privileges
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
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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Locate Advantech WebAccess installationSearch for WebAccess installation directories (commonly in C:\Advantech\WebAccess or C:\Program Files\Advantech\WebAccess) or check Windows registry under HKEY_LOCAL_MACHINE\SOFTWARE\Advantech or HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Advantech for WebAccess entriesAffected if Advantech WebAccess is found installed on the system
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Identify installed versionRead the version from the main WebAccess executable (such as BwOpc.exe, BwOpcStart.exe, or commonly in the WebAccess\ bin directory) by right-clicking and selecting Properties, or query the registry key for a Version valueAffected if The reported version number is 8.0 or lower (for example, 8.0, 7.3, 7.2, etc.)
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Verify browser plugin component presenceLook for the Advantech browser plugin DLL file (commonly named BwPlugIn.dll, BRDAPlugIn.dll, or similar plugin-related DLLs in the WebAccess\bin or WebAccess\Client directories)Affected if The browser plugin DLL is present on the system, as this component is required for the exploitation vector
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Confirm plugin is accessible to browsersCheck if the plugin directory is accessible from web browser contexts, typically by verifying the WebAccess dashboard or viewer is accessible via HTTP/HTTPS and the plugin is registered in the browser (check Internet Explorer add-ons or Chrome extensions for Advantech WebAccess plugin)Affected if The WebAccess web interface is exposed and the plugin is registered in the browser, enabling the attack vector
The system is affected if Advantech WebAccess version 8.0 or earlier is installed with the browser plugin component present 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 dataUpgrade Advantech WebAccess to version 8.1 or later to remediate the vulnerability. Given the browser plugin attack vector, ensure the plugin component is also updated as part of the upgrade process.
- Consultation3.0 h
- Implementation4.0 h
- Testing6.0 h
- Review / QA3.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2015-6467 — 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-2015-6467 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