CVE-2020-8997

HIGH

Abbott FreeStyle Libre Firmware - Out-of-bounds Write via NFC Unlock Command

Title source: llm
STIX 2.1

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).

References (1)

Core 1
Core References
Third Party Advisory x_refsource_misc
https://fortiguard.com/zeroday/FG-VD-19-112

Scores

CVSS v3 8.8
EPSS 0.0063
EPSS Percentile 45.9%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-787
Status published
Products (1)
abbott/freestyle_libre_firmware
Published Feb 16, 2020
Tracked Since Feb 18, 2026