What is CVE-2021-35951?

CVE-2021-35951 is a high-severity vulnerability in Fastrack Reflex 2.0. CVSS score: 7.5/10. Published 2022-12-26.

How severe is CVE-2021-35951?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Fastrack Reflex 2.0

CVE-2021-35951

fastrack Reflex 2.0 W307S_REFLEX_v90.89 Activity Tracker allows an Unauthenticated Remote attacker to send a malicious firmware update via BLE and brick the device.

EPSS: 0.009 (55.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Fastrack Reflex_2.0
Fastrack Reflex_2.0_firmware — versions 90.89
N/a — versions n/a

References

cve@mitre.org (Permissions Required)
cve@mitre.org (Third Party Advisory)

Frequently asked questions

What is CVE-2021-35951?: CVE-2021-35951 is a high-severity vulnerability in Fastrack Reflex 2.0. CVSS score: 7.5/10. Published 2022-12-26.
How severe is CVE-2021-35951?: High severity. CVSS v3 base score is 7.5 out of 10.