File disclosure and modification via unencrypted storage
Published Jul 24, 2025 · Updated Mar 27, 2026
Cleartext storage in Medtronic MyCareLink Patient Monitor 24950 and 24952 before June 25, 2025 allows attackers to read and modify files. The monitor stores its internal filesystem without encryption, leaving files readable and writable when the storage is accessed. Exploitation requires physical tampering with the monitor and can expose sensitive data or manipulate monitor functionality.
Summary
What happened
Cleartext storage in Medtronic MyCareLink Patient Monitor 24950 and 24952 before June 25, 2025 allows attackers to read and modify files. The monitor stores its internal filesystem without encryption, leaving files readable and writable when the storage is accessed. Exploitation requires physical tampering with the monitor and can expose sensitive data or manipulate monitor functionality.
The record
- CVE
- CVE-2025-4394
- Published
- Jul 24, 2025
- Updated
- Mar 27, 2026
- Vendor
- Medtronic
- Product
- MyCareLink Patient Monitor 24950
- Classifications
- CWE-312, T1005, T1565.001
- Attack vector
- physical
- Privileges
- unauthenticated
Timeline
How it unfolded
- Jul 24, 2025CVE publishedPublication date reported by the CVE source.
- Mar 27, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=0 <June 25, 2025
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
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Technologies
Your stack
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Your stack
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