CVE-2021-34292
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 · uneditedA vulnerability has been identified in JT2Go (All versions < V13.2), Teamcenter Visualization (All versions < V13.2). The Tiff_loader.dll library in affected applications lacks proper validation of user-supplied data when parsing TIFF files. This could result in an out of bounds read past the end of an allocated buffer. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-12959)
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 missing bounds check in Tiff_loader.dll when parsing maliciously crafted TIFF files allows an out-of-bounds read past allocated buffer boundaries. This memory corruption can be leveraged for code execution in the context of the affected process (JT2Go or Teamcenter Visualization).
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< 13.2.0< 13.2.0CVSS 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 Siemens visualization productsCheck system for presence of JT2Go or Teamcenter Visualization by reviewing installed programs in Control Panel > Programs and Features, or running: Get-ItemProperty HKLM:\Software\Microsoft\Windows\CurrentVersion\Uninstall\* | Select-Object DisplayName, DisplayVersionAffected if Either JT2Go or Teamcenter Visualization is listed as installed software
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Verify product version is vulnerableLocate the installed product version - typically shown in Programs and Features or accessible via the application's Help > About menu. Compare the version number against the affected range.Affected if The installed version is below 13.2.0 (for example, 13.1.x, 13.0.x, or earlier releases)
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Locate Tiff_loader.dllSearch for Tiff_loader.dll in the application's installation directory. Common paths include the main program folder or a subdirectory such as 'bin' or 'resources'. Use file explorer search or: Get-ChildItem -Path 'C:\' -Recurse -Filter 'Tiff_loader.dll' -ErrorAction SilentlyContinueAffected if Tiff_loader.dll exists in the application directory and the product version is below 13.2.0
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Confirm vulnerability applies to your use caseDetermine if the application processes TIFF files - this is core functionality for JT2Go (JT viewer) and Teamcenter Visualization (visualization suite). Review whether users import or view TIFF format documents.Affected if The software is used to open or process TIFF files and the version is below 13.2.0
You are affected if you have JT2Go or Teamcenter Visualization installed with a version number lower than 13.2.0 and the Tiff_loader.dll component is present in the application directory.
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 data13.2.0
Upgrade JT2Go and Teamcenter Visualization to version 13.2 or later to obtain the patched Tiff_loader.dll library.
- Consultation4.0 h
- Implementation8.0 h
- Testing6.0 h
- Review / QA2.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $5,600.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2021-34292 — 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-2021-34292 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
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