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CVE-2020-8997

8.8 · HIGH

Older generation Abbott FreeStyle Libre sensors allow remote attackers within close proximity to enable write access to memory via a specific NFC unlock command.

Published Feb 16, 2020CWE-787EPSS 0.63%

Overview

CVE-2020-8997 is a high-severity vulnerability. It was published on February 16, 2020 and has a CVSS 3.1 base score of 8.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

Older generation Abbott FreeStyle Libre sensors allow remote attackers within close proximity to enable write access to memory via a specific NFC unlock command. NOTE: The vulnerability is not present in the FreeStyle Libre 14-day in the U.S (announced in August 2018) and FreeStyle Libre 2 outside the U.S (announced in October 2018).

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Reffortiguard.com/zeroday/FG-VD-19-112Reffortiguard.com/zeroday/FG-VD-19-112

How CyberStrike helps

Frequently asked questions

What is CVE-2020-8997?

CVE-2020-8997 is a high-severity vulnerability. It was published on February 16, 2020 and has a CVSS 3.1 base score of 8.8 (HIGH).

How severe is CVE-2020-8997?

This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2020-8997?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2020-8997?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2020-8997 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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