CVE-2020-25183 : Security Advisory and Response

Medtronic MyCareLink Smart 25000 all versions contain an authentication protocol vulnerability that allows attackers to bypass the authentication method between the MCL Smart Patient Reader and MyCareLink Smart mobile app.

Understanding CVE-2020-25183

This CVE involves an improper authentication vulnerability in Medtronic MyCareLink Smart 25000 Reader.

What is CVE-2020-25183?

The vulnerability in Medtronic MyCareLink Smart 25000 all versions enables attackers to bypass the authentication process between the patient's Smart Reader and the mobile app, potentially allowing unauthorized access.

The Impact of CVE-2020-25183

The vulnerability could be exploited by attackers using a different mobile device or a malicious app on a smartphone to authenticate to the patient's Smart Reader, deceiving the device into believing it is communicating with the legitimate smartphone application when within Bluetooth range.

Technical Details of CVE-2020-25183

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability lies in the authentication protocol of Medtronic MyCareLink Smart 25000 all versions, allowing unauthorized access between the Smart Reader and the mobile app.

Affected Systems and Versions

Product: Medtronic MyCareLink Smart 25000 Reader
Vendor: n/a
Versions Affected: Smart 25000 all versions

Exploitation Mechanism

The vulnerability can be exploited by attackers using a different mobile device or a malicious app on a smartphone to authenticate to the patient's Smart Reader, tricking the device into thinking it is communicating with the legitimate smartphone application.

Mitigation and Prevention

Protecting against CVE-2020-25183 is crucial to prevent unauthorized access and potential security breaches.

Immediate Steps to Take

Disable Bluetooth when not in use to reduce the risk of unauthorized connections.
Regularly check for security updates and patches from Medtronic to address this vulnerability.

Long-Term Security Practices

Implement strong authentication mechanisms to prevent unauthorized access.
Educate users on the risks of connecting to untrusted devices via Bluetooth.

Patching and Updates

Apply security patches provided by Medtronic promptly to mitigate the vulnerability and enhance the security of the MyCareLink Smart 25000 Reader.