CVE-2014-8388
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 · uneditedStack-based buffer overflow in Advantech WebAccess, formerly BroadWin WebAccess, before 8.0 allows remote attackers to execute arbitrary code via a crafted ip_address parameter in an HTML document.
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 confidenceA stack-based buffer overflow vulnerability exists in Advantech WebAccess (formerly BroadWin WebAccess) versions before 8.0. The vulnerability is triggered through a crafted ip_address parameter within an HTML document, allowing remote attackers to overwrite stack memory and execute arbitrary code.
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<= 7.2CVSS 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
- Local
- Complexity
- Low
- Authentication
- None
- Confidentiality
- Complete
- Integrity
- Complete
- Availability
- Complete
AV:L/AC:L/Au:N/C:C/I:C/A:C
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 installed Advantech WebAccess versionCheck the program's version information: Look in Add/Remove Programs for 'Advantech WebAccess' or 'BroadWin WebAccess', check the installation directory for a version file, or query the Windows registry under HKLM\SOFTWARE\Advantech\WebAccess or HKLM\SOFTWARE\BroadWin\WebAccessAffected if The installed version is 7.2 or any earlier version (versions before 8.0 are affected)
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Verify WebAccess web service is runningCheck if the WebAccess HTTP service is active by accessing the web interface URL (typically http://servername/BroadWin) or by checking Windows services for 'BroadWin WebAccess' or 'Advantech WebAccess' service statusAffected if The web service is running and accessible on the network
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Confirm ip_address parameter is exposedReview the WebAccess configuration or attempt a test request to the web interface with an ip_address parameter to verify the parameter handling is activeAffected if The web interface handles ip_address parameters and accepts user-supplied input
If the installed Advantech WebAccess version is 7.2 or earlier AND the web interface is running and accessible, the environment is vulnerable to CVE-2014-8388.
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 to WebAccess version 8.0 or later to obtain the security patch. If immediate upgrade is not feasible, implement network segmentation to restrict access to the web interface and deploy WAF rules to filter malformed ip_address parameters.
- Consultation6.0 h
- Implementation12.0 h
- Testing8.0 h
- Review / QA4.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2014-8388 — 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-2014-8388 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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