CVE-2021-21493

When a user opens manipulated Graphics Interchange Format (.GIF) format files received from...

4.3 Medium

When a user opens manipulated Graphics Interchange Format (.GIF) 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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: Low

Exploit likelihood

1.73%Down 2.1 points since Apr 14, 2021

What each source reports

CVE List Score used 4.3

Record: CVE-2021-21493
CVSS 3.0: 4.3 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Updated: 2026-11-02

EUVDEUVD-2021-8766 4.3

Record: EUVD-2021-8766
CVSS 3.0: 4.3 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Updated: 2026-11-03

GitHub AdvisoriesGHSA-cp68-wvff-7wwh No score

When a user opens manipulated Graphics Interchange Format (.GIF) format files received from...

Record: GHSA-cp68-wvff-7wwh
Updated: 2026-11-02

NVD 3.3

Record: CVE-2021-21493
CVSS 3.1: 3.3 LowCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
CVSS 3.0: 4.3 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
CVSS 2.0: 4.3 MediumAV:N/AC:M/Au:N/C:N/I:N/A:P
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-21493 is a medium vulnerability (CVSS 4.3) in Sap 3d Visual Enterprise Viewer, published March 9, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.73%, the 77th percentile. No source names a fixed version.

References

Show 14 moreShow less