CVE-2025-64298 Mirion Medical EC2 Software NMIS BioDose Incorrect Permission Assignment for Critical Resource

High 8.6 Published 2 Dec 2025 Updated 9 Dec 2025

Insecure Windows share permissions in Mirion Medical EC2 Software expose SQL Server database and configuration files to network clients, allowing sensitive data disclosure.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2025-64298?

CVE-2025-64298 is a high-severity vulnerability in Mirion Medical EC2 Software NMIS BioDose, published on 2 Dec 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

NMIS/BioDose V22.02 and previous version installations where the embedded Microsoft SQLServer Express is used are exposed in the Windows share accessed by clients in networked installs. By default, this directory has insecure directory paths that allow access to the SQL Server database and configuration files, which can contain sensitive data.

Weakness: CWE-732

Which versions are affected by CVE-2025-64298?

It affects 1 product.

Products include Mirion Biodose\/Nmis.

How do I fix CVE-2025-64298?

No fix has been published for CVE-2025-64298 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-64298 being exploited?

There is no known exploitation of CVE-2025-64298 in the wild and no public exploit code.

Sources

Also known as GHSA-4cpf-vq4f-2rm5.