What’s Vulnerable › Vulnerabilities

CVE-2020-25187: Medtronic MyCareLink Smart Heap-based Buffer Overflow

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.9% 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-122

Description

Medtronic MyCareLink Smart 25000 is  vulnerable when an authenticated attacker runs a debug command, which can be sent to the patient reader and cause a heap overflow event within the MCL Smart Patient Reader software stack. The heap overflow could allow an attacker to remotely execute code on the MCL Smart Patient Reader, potentially leading to control of the device

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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