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CVE Record

CVE-2021-27641: SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated TIF file received from untr...

SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated TIF file received from untrusted sources which results in crashing of the application and becoming temporarily unavailable until the user restarts the application, this is caused due to Improper Input Validation.

MediumCVSS 4.3Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

This CVE can crash SAP 3D Visual Enterprise Viewer when a user opens a manipulated TIF file from an untrusted source. The known impact is temporary application unavailability until restart, not data theft or system takeover based on the provided sources.

Executive priority

Treat as a moderate availability issue for teams using SAP 3D Visual Enterprise Viewer. Prioritize if the viewer supports operational workflows or receives third-party files; otherwise handle through normal patch management.

Technical view

The issue is improper input validation in SAP 3D Visual Enterprise Viewer when processing TIF files. CVSS 3.0 is 4.3 with low availability impact, no confidentiality or integrity impact, and required user interaction. Version evidence is inconsistent: the description names version 9, while the affected field lists versions below 9.

Likely exposure

Exposure is most likely where SAP 3D Visual Enterprise Viewer is installed and users can receive or open TIF files from external or untrusted sources.

Exploitation context

The bundle does not show active exploitation. CISA KEV status is false, and no cited source reports exploitation in the wild. Abuse would require a user to open a malicious or malformed TIF file.

Researcher notes

The source bundle is limited. It identifies improper input validation and crash-only impact, but does not provide patch detail, proof of exploitation, or detailed affected-build boundaries. Validate version scope directly against SAP Note 3059999.

Mitigation direction

  • Review SAP Note 3059999 for vendor-approved update or workaround guidance.
  • Check SAP’s referenced security page for the relevant advisory details.
  • Limit opening TIF files from untrusted sources in affected viewer installations.
  • Use email and file controls to flag or quarantine unexpected TIF attachments.

Validation and detection

  • Inventory endpoints with SAP 3D Visual Enterprise Viewer installed.
  • Confirm installed viewer versions against SAP Note 3059999.
  • Review whether users handle TIF files from external sources.
  • Check helpdesk or endpoint telemetry for repeated viewer crashes after TIF handling.
Prepared
Confidence
medium
Sources
4

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

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CVE-2021-27641 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
4.3 (3.0)
Known Exploited
No
Published

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

1CVSS vectors
0Timeline events
0ADP providers
3Source links

CVSS vector scores

1 official score

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
4.3CVSS 3.0MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L2.81.4Primary CVE score

Vulnerability scoring details

Base CVSS 3.0 score

4.3Medium
CVSS 3.0 vector shape for CVE-2021-27641Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
SAP SESAP 3D Visual Enterprise Viewer< 9Listed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.