What’s Vulnerable › Vulnerabilities

CVE-2020-25183: Medtronic MyCareLink Smart Improper Authentication

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-12-14 · updated 2026-06-17
• Weakness: CWE-287

Description

Medtronic MyCareLink Smart 25000 contains an authentication protocol vulnerability where the method used to authenticate between the MCL Smart Patient Reader and the Medtronic MyCareLink Smart mobile app is vulnerable to bypass. This vulnerability enables an attacker to use another mobile device or malicious application on the patient’s smartphone to authenticate to the patient’s Medtronic Smart Reader, fooling the device into believing it is communicating with the original Medtronic smart phone application when executed within range of Bluetooth communication.

Affected products

• Medtronic Smart Model 25000 Patient Reader: all versions

References

• https://global.medtronic.com/xg-en/product-security/security-bulletins/mycarelink-smart-security-vulnerability-patch.html
• https://www.cisa.gov/news-events/ics-medical-advisories/icsma-20-345-01
• https://us-cert.cisa.gov/ics/advisories/icsma-20-345-01

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