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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
mitreCNA
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CVEADP
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CISA-ADPADP
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 43%
VendorProductVersion
fastrackreflex_2.0_firmware
90.89
𝑥
= Vulnerable software versions
References
https://payatu.com/advisory/fastrack-reflex-unauthenticated-firmware-update
https://www.fastrack.in/shop/watch-smart-wearables-reflex-2
https://payatu.com/advisory/fastrack-reflex-unauthenticated-firmware-update
https://www.fastrack.in/shop/watch-smart-wearables-reflex-2