CVE-2023-32276
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 vulnerability exists in TELLUS v4.0.15.0 and TELLUS Lite v4.0.15.0. Opening a specially crafted V8 file may lead to information disclosure and/or arbitrary code execution.
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 TELLUS v4.0.15.0 and TELLUS Lite v4.0.15.0 when parsing specially crafted V8 files. The vulnerability allows an attacker to overwrite stack memory by providing malformed data in the V8 file format, potentially leading to information disclosure (reading adjacent memory) or arbitrary code execution (via return address or SEH overwrite).
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= 4.0.15.0= 4.0.15.0CVSS 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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Identify installed TELLUS versionOpen Windows Control Panel > Programs and Features, or check the program installation directory for Fujielectric Tellus or Tellus Lite. Right-click the executable, select Properties, and view the Version info. Alternatively, launch the application and check Help > About.Affected if The installed version is exactly 4.0.15.0 for either Fujielectric Tellus or Fujielectric Tellus Lite.
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Confirm V8 file parsing capability is presentCheck if the TELLUS installation includes V8 file format parsers. Look for V8 file type associations in the system, or check program logs/documents for any V8 file loading history.Affected if V8 file parsing functionality exists and is accessible in the installed version.
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Review recent V8 file activityCheck the application event logs, recent documents, or temporary folders for any recently opened or processed V8 files. Also examine the application's file open dialog to confirm V8 appears as a supported format.Affected if V8 files have been opened or processed on the system using the affected TELLUS installation.
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Inspect for exploitation indicatorsExamine Windows Event Viewer for application crash events or access violations related to TELLUS. Check for any suspicious or unexpected V8 files in download folders or recent documents.Affected if There are crash logs, error reports, or unexpected V8 files that may indicate exploit attempts against this vulnerability.
A user is affected if Fujielectric Tellus or Tellus Lite version 4.0.15.0 is installed and the V8 file parsing feature is available or has been used.
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 any vendor-supplied patches for TELLUS; avoid opening V8 files from untrusted sources until the patch is applied. Implement endpoint detection and network monitoring for indicators of exploit attempts involving TELLUS.
- Consultation2.0 h
- Implementation1.0 h
- Testing2.0 h
- Review / QA1.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2023-32276 — 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-2023-32276 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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