CVE-2020-27252Medtronic MyCareLink Smart Time-of-check Time-of-use Race Condition
Updated under an hour ago ()
Does this affect you?
It affects Medtronic Smart Model 25000 Patient Reader and 1 other product. Add what you run to find out whether that includes you.
EPSS puts the chance of exploitation in the next 30 days at 3.84%, higher than 90% of scored CVEs.
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Medtronic MyCareLink Smart 25000 is vulnerable to a race condition in the MCL Smart Patient Reader software update system, which allows unsigned firmware to be uploaded and executed on the Patient Reader. If exploited, an attacker could remotely execute code on the MCL Smart Patient Reader device, leading to control of the device.
- CVSS
- 8.8 HIGH (v3.1, CNA)CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
- Weakness (CWE)
- CWE-367
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- 3.84% (percentile 90)
- Assigned by
- icscert
- NVD analysis
- Modified
- Record last updated
- May 22, 2025
- First seen by InfoSec Signals
- Oct 12, 2026
Affected products
Medtronic Smart Model 25000 Patient Reader medtronic:smart_model_25000_patient_reader (from the name) | all versions | CNA record |
medtronic mycarelink_smart_model_25000_firmware medtronic:mycarelink_smart_model_25000_firmware | all versions | NVD |
References
- https://global.medtronic.com/xg-en/product-security/security-bulletins/mycarelink-smart-security-vulnerability-patch.htmlx-refsource-misc
- https://www.cisa.gov/news-events/ics-medical-advisories/icsma-20-345-01
- https://us-cert.cisa.gov/ics/advisories/icsma-20-345-01third-party-advisory, us-government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.