Summary
Successful exploitation of these vulnerabilities may allow an attacker with physical access to obtain per-product credentials that are utilized to authenticate data uploads and encrypt data at rest. Additionally, an attacker with access to a set of these credentials and additional identifiers can upload invalid data to the Medtronic CareLink network.
Vulnerabilities 2
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Medium 5.2
Medtronic MyCareLink Patient Monitor Network Credential Weakness
Medtronic MyCareLink Patient Monitor uses per-product credentials that are stored in a recoverable format. An attacker can use these credentials for network authentication.
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Medium 4.4
Medtronic MyCareLink 24950 Patient Monitor Insufficient Verification of Data Authenticity
Medtronic MyCareLink Patient Monitor’s update service does not sufficiently verify the authenticity of the data uploaded. An attacker who obtains per-product credentials from the monitor and paired implantable cardiac device information can potentially upload…
Revision history
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#2
Update A - Updated CVE-2018-10622 description and CVSS score and vector score.
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#1
Initial Publication
References
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ICSA Advisory ICSMA-18-219-01 - Web Version
https://www.cisa.gov/news-events/ics-medical-advisories/icsma-18-219-01
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Recommended Practices
https://www.cisa.gov/resources-tools/resources/ics-recommended-practices
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Recommended Practices
https://www.cisa.gov/sites/default/files/publications/Cybersecurity_Best_Practices_for_Industrial_Control_Systems.pdf
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Recommended Practices
https://www.cisa.gov/topics/industrial-control-systems
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Recommended Practices
https://www.cisa.gov/news-events/ics-alerts/ics-alert-10-301-01
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Recommended Practices
https://www.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf
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Recommended Practices
https://www.cisa.gov/news-events/news/targeted-cyber-intrusion-detection-and-mitigation-strategies-update-b
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Recommended Practices
https://www.cisa.gov/secure-our-world/teach-employees-avoid-phishing
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Recommended Practices
https://www.cisa.gov/news-events/news/avoiding-social-engineering-and-phishing-attacks