CVE-2023-6315
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 · uneditedOut-of-bouds read vulnerability in FPWin Pro version 7.7.0.0 and all previous versions may allow attackers to execute arbitrary code via a specially crafted project file.
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 confidenceAn out-of-bounds read vulnerability in FPWin Pro version 7.7.0.0 and all prior versions allows attackers to read beyond allocated memory boundaries when the software parses a specially crafted project file. This memory disclosure could potentially be weaponized to achieve arbitrary code execution on the affected system.
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<= 7.7.0.0CVSS 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
- Local
- Complexity
- Low
- Privileges
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/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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Confirm FPWin Pro installationCheck for FPWin Pro installation directory under Program Files (typically C:\Program Files\Panasonic\FPWin Pro or C:\Program Files\Fuji Electric\FPWin Pro) or search for fpwinpro.exe on the systemAffected if FPWin Pro executable is found on the system
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Identify installed FPWin Pro versionRight-click fpwinpro.exe, select Properties, then go to the Details tab to view the Product Version fieldAffected if The version displayed is 7.7.0.0 or any version lower than 7.7.0.0
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Verify project file handling capabilityConfirm the installation includes project file parsing functionality by checking for .fpj or .prj file associations or the existence of project file handling libraries in the installation directoryAffected if The software can open or parse project files (.fpj, .prj, or similar formats)
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Confirm vulnerability applies to this installationSince the vulnerability affects all versions <= 7.7.0.0 and is triggered when parsing specially crafted project files, verify that this installation handles project files from any sourceAffected if The software is used to open project files and the installed version is <= 7.7.0.0
A user is affected if FPWin Pro version 7.7.0.0 or lower is installed and the software is used to open project files.
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 dataUpdate FPWin Pro to the patched version provided by Fuji Electric; until a patch is available, avoid opening project files from untrusted sources as a defense-in-depth measure.
- Consultation4.0 h
- Implementation2.0 h
- Testing8.0 h
- Review / QA4.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2023-6315 — 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-2023-6315 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
- No spam, self-promotion, credentials, or personal data