VulnerabilityModified

CVE-2020-27252

HIGH 8.1EPSS 3.84%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (3.84%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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 3.1: 8.1 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 3.84% probability · 90th percentile
CISA KEV: Not listed
Weakness: CWE-367
Affected: medtronic/mycarelink smart model 25000 firmware
Source: ics-cert@hq.dhs.gov

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-20-345-01Third Party Advisory, US Government Resource

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.