CVE-2020-27252 : Vulnerability Insights and Analysis
Learn about CVE-2020-27252 affecting Medtronic MyCareLink Smart 25000 Reader. Discover the impact, technical details, and mitigation steps for this critical vulnerability.
Medtronic MyCareLink Smart 25000 all versions are vulnerable to a race condition in the MCL Smart Patient Reader software update system, allowing unsigned firmware to be uploaded and executed, potentially leading to remote code execution.
Understanding CVE-2020-27252
This CVE identifies a critical vulnerability in the Medtronic MyCareLink Smart 25000 Reader.
What is CVE-2020-27252?
The vulnerability in the MCL Smart Patient Reader software update system enables attackers to upload and execute unsigned firmware on the Patient Reader, potentially resulting in remote code execution and device compromise.
The Impact of CVE-2020-27252
Exploitation of this vulnerability could allow an attacker to remotely execute code on the MCL Smart Patient Reader device, gaining control over the affected device.
Technical Details of CVE-2020-27252
This section provides detailed technical information about the vulnerability.
Vulnerability Description
The vulnerability is a race condition in the MCL Smart Patient Reader software update system, allowing the execution of unsigned firmware on the Patient Reader.
Affected Systems and Versions
- Product: Medtronic MyCareLink Smart 25000 Reader
- Versions: Smart 25000 all versions
Exploitation Mechanism
The vulnerability allows attackers to upload and execute unsigned firmware on the Patient Reader, leading to potential remote code execution.
Mitigation and Prevention
Protecting systems from CVE-2020-27252 requires immediate action and long-term security measures.
Immediate Steps to Take
- Disable remote access to the affected device if not required
- Monitor for any unauthorized access or changes to the device
- Apply vendor-supplied patches or updates promptly
Long-Term Security Practices
- Regularly update firmware and software on medical devices
- Implement network segmentation to isolate critical devices
- Conduct security assessments and penetration testing regularly
Patching and Updates
- Apply patches or updates provided by Medtronic to address the vulnerability