CVE-2025-4393 - CVE House

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Status published Medium CVE-2025-4393

Medtronic MyCareLink Patient Monitor Deserialization Vulnerability

6.5 CVSS

Vulnerability Description

Medtronic MyCareLink Patient Monitor has an internal service that deserializes data, which allows a local attacker to interact with the service by crafting a binary payload to crash the service or elevate privileges. This issue affects MyCareLink Patient Monitor models 24950 and 24952: before June 25, 2025

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

Ethan Morchy, with Somerset Recon
Carl Mann, independent researcher

References

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Medtronic MyCareLink Patient Monitor Hardware Debug Port

Insecure Direct Object Reference vulnerability in Medtronic CareLink Network which...

Affected Vendor

Medtronic

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Affected Software

MyCareLink Patient Monitor 24950, MyCareLink Patient Monitor 24952

Vulnerable Versions:

0

Timeline

Official Publish: July 24th, 2025

Last Modified: March 27th, 2026

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:H

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application

T1059 Command and Scripting Interpreter

T1505.003 Web Shell

T1105 Ingress Tool Transfer

Command and Control

T1068 Exploitation for Privilege Escalation

Privilege Escalation