CVE-2021-27586
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 · uneditedWhen a user opens manipulated Interchange File Format (.IFF) format files received from untrusted sources in SAP 3D Visual Enterprise Viewer version 9, the application crashes and becomes temporarily unavailable to the user until restart of the application.
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 confidenceA denial of service vulnerability in SAP 3D Visual Enterprise Viewer version 9 allows attackers to crash the application by supplying a malformed Interchange File Format (.IFF) file. The vulnerability is triggered upon opening the crafted file, causing the application to become unresponsive until restarted.
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= 9CVSS 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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Verify SAP 3D Visual Enterprise Viewer installationCheck for the presence of SAP 3D Visual Enterprise Viewer in the system installed programs list (Windows Control Panel > Programs and Features, or Linux package manager). Look for executables named '3DVisualEnterpriseViewer.exe' or similar in the installation directory.Affected if The application is installed on the system
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Confirm installed version is 9Right-click the application executable, select Properties, and check the File Version on the Details tab. Alternatively, launch the application and check Help > About or the application's main window for the version number.Affected if The installed version is exactly version 9
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Check for IFF file handling capabilityOpen the application and attempt to access the File > Open dialog. Verify if Interchange File Format (.IFF) files appear in the supported file types filter, or check File > File Types or Preferences for enabled import formats.Affected if IFF file format support is enabled or available in the application
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Test application stability with IFF filesLocate any .IFF files in the system or network shares that the user has access to. Attempt to open one through File > Open within the application.Affected if Opening an IFF file causes the application to crash or become unresponsive
If SAP 3D Visual Enterprise Viewer version 9 is installed with IFF file handling capability and the user opens a malformed IFF file, the application will crash and become unresponsive.
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 dataAvoid opening IFF files from untrusted or unknown sources. Apply available vendor patches from SAP for version 9 of the 3D Visual Enterprise Viewer.
- Consultation2.0 h
- Implementation1.0 h
- Testing2.0 h
- Review / QA1.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2021-27586 — 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-2021-27586 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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