CVE-2021-27638 Denial of service in SAP 3D Visual Enterprise Viewer

Medium 4.3 Published 9 Jun 2021 Updated 3 Aug 2024

An attacker can cause the SAP 3D Visual Enterprise Viewer to crash by tricking a user into opening a manipulated JT file.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2021-27638?

CVE-2021-27638 is a medium-severity denial of service vulnerability in Sap 3d Visual Enterprise Viewer, published on 9 Jun 2021. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated JT 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.

Weakness: CWE-20

Which versions are affected by CVE-2021-27638?

It affects 1 product.

Products include Sap 3d Visual Enterprise Viewer.

How do I fix CVE-2021-27638?

No fix has been published for CVE-2021-27638 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2021-27638 being exploited?

There is no known exploitation of CVE-2021-27638 in the wild and no public exploit code.

All Sap 3d Visual Enterprise Viewer vulnerabilities

Sources

Also known as GHSA-5pgh-h5qw-8mrq.