CVE-2025-4397

MEDIUM6.8

Medtronic MyCareLink Patient Monitor Data Encryption Weakness

Published May 7, 2026

Modified 2 months ago

Details

Medtronic MyCareLink Patient Monitor uses per-product credentials that are stored in a recoverable format. An attacker can use these credentials to modify encrypted drive data.

References

ADVISORY

https://www.cisa.gov/news-events/ics-medical-advisories/icsma-18-219-01

ADVISORY

https://www.cisa.gov/news-events/ics-medical-advisories/icsma-25-205-01

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2025-4397

ADVISORY

https://www.medtronic.com/en-us/e/product-security/security-bulletins/mycarelink-8-7-18.html

ADVISORY

https://www.medtronic.com/en-us/e/product-security/security-bulletins/mycarelink-patient-monitor-vulnerabilities.html

CVSS Analysis

CVSS v3.1

6.8

Exploitability

Attack Vector

PhysicalAV:P

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

6.8/CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

Other

CWE-313

Ecosystems

Timeline

PublishedMay 7, 2026

ModifiedMay 7, 2026