Mirion Medical EC2 Software NMIS BioDose Incorrect Permission Assignment for Critical Resource

published 2025-12-02 11 mo ago modified 2026-09-25 44 d ago also EUVD-2025-200323

cvss: 8.4; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 16%
public exploits: 0; none known

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.

Patch / fix

fixed in 1

Mirion Medical EC2 Software NMIS BioDose 23.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSMA-25-336-01 updated 2025-12-02 cvss 8.4

Mirion Medical EC2 Software NMIS BioDose

Mirion Medical EC2 Software NMIS BioDose <23.0
affected: mitigation

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 11 mo ago (2025-12-09)

Exploit prediction

0.25% chance of exploitation in the next 30 days, higher than 16% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	4.0	8.6	CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CNA	3.1	8.4	CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA	4.0	8.6	CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
NVD	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

Mirion Medical EC2 Software NMIS BioDose

Classification

Weakness

CWE-732 Incorrect Permission Assignment for Critical Resource

References

cisa.gov /news-events/ics-medical-advisories/icsma-25-336-01
third-party-advisory

Sources

CVE List CVE-2025-64298
NVD CVE-2025-64298

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary