cve.bz

CVE-2021-35953

7.5 highEPSS 0.9%

High (7.5) in fastrack reflex 2.0 firmware. EPSS 0.9% chance of exploitation in the next 30 days.

fastrack Reflex 2.0 W307S_REFLEX_v90.89 Activity Tracker allows a Remote attacker to cause a Denial of Service (device outage) via crafted choices of the last three bytes of a characteristic value.

Severity

CVSS 3.1

7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
0.9% chance of exploitation in the next 30 days; higher than 59% of CVEs (scores of 2026-10-31)
Published
Modified
Record from
the NVD, synced

Affected

References

Check your stackJSON