Medtronic MyCareLink Patient Monitor 24952 deserialization

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Medtronic MyCareLink Patient Monitor 24950 and MyCareLink Patient Monitor 24952. The affected element is an unknown function. Executing a manipulation can lead to deserialization. This vulnerability appears as CVE-2025-4393. The attack requires local access. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in Medtronic MyCareLink Patient Monitor 24950 and MyCareLink Patient Monitor 24952 (the affected version unknown) and classified as critical. This vulnerability affects an unknown part. The manipulation with an unknown input leads to a deserialization vulnerability. The CWE definition for the vulnerability is CWE-502. The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

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

The weakness was presented by Ethan Morchy. The advisory is shared for download at global.medtronic.com. This vulnerability was named CVE-2025-4393 since 05/06/2025. The exploitation appears to be difficult. The attack needs to be approached locally. There are neither technical details nor an exploit publicly available.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-22528). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.0
VulDB Temp Score: 6.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector (Medtronic): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Deserialization
CWE: CWE-502 / CWE-20
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Timelineinfo

05/06/2025 CVE reserved
07/24/2025 +79 days Advisory disclosed
07/24/2025 +0 days VulDB entry created
03/27/2026 +246 days VulDB entry last update

Sourcesinfo

Advisory: global.medtronic.com
Researcher: Ethan Morchy
Status: Confirmed

CVE: CVE-2025-4393 (🔒)
GCVE (CVE): GCVE-0-2025-4393
GCVE (VulDB): GCVE-100-317488
EUVD: 🔒

Entryinfo

Created: 07/24/2025 09:17
Updated: 03/27/2026 21:49
Changes: 07/24/2025 09:17 (62), 07/24/2025 18:24 (1), 03/27/2026 21:49 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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