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CVE-2025-64642

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

HIGH
7.8
CVSS Score
Published: December 2, 2025 at 09:03 PM UTC
Updated: September 25, 2026 at 11:27 PM UTC
2 products affected across 2 vendorsBiodose /nmisBiodose Nmis

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Severity
HIGH7.8
Exploit prediction
EPSS 0.1%
SSVC
No known exploit

Description

NMIS/BioDose V22.02 and previous versions' installation directory paths by default have insecure file permissions, which in certain deployment scenarios can enable users on client workstations to modify the program executables and libraries.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Biodose /nmis· Mirion
95%
v < 23.0
Affected range stops below 23.0, so it looks safe — our inference, not a vendor statement
Biodose Nmis· Mirion Medical
60%
v < 23.0
Affected range stops below 23.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Third Party Advisory
Source: [email protected]
https://www.cisa.gov/news-events/ics-medical-advisories/icsma-25-336-01

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGH[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-732

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