CVE-2020-25187
Medtronic MyCareLink Smart Heap-based Buffer Overflow
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
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Medtronic MyCareLink Smart Heap-based Buffer Overflow
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
- Record
CVE-2020-25187- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H - Weakness
- CWE-122
- Updated
- 2026-11-02
EUVDEUVD-2020-17878
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
- Record
EUVD-2020-17878- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-4m4f-3m29-78r8
Medtronic MyCareLink Smart 25000 all versions are vulnerable when an attacker who gains auth runs...
Medtronic MyCareLink Smart 25000 all versions are vulnerable when an attacker who gains auth runs a debug command, which is sent to the reader causing heap overflow in the MCL Smart Reader stack. A heap overflow allows attacker to remotely execute code on the MCL Smart Reader, could lead to control of device.
- Record
GHSA-4m4f-3m29-78r8- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-122, CWE-787
- Updated
- 2026-11-02
NVD
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
- Record
CVE-2020-25187- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H - CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-122, CWE-787
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-25187 is a high vulnerability (CVSS 8.8) in Medtronic Mycarelink Smart Model 25000 Firmware, published December 14, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.93%, the 90th percentile. No source names a fixed version.