fastrack 相關的公開 CVE 漏洞與安全風險資訊，提供 CVSS、EPSS、公開時間與漏洞情報資料，協助評估潛在風險與修補優先順序。
| CVE | 摘要 | 來源 | 最高 CVSS | EPSS % | 公開時間 | 更新時間 |
|---|---|---|---|---|---|---|
| CVE-2021-35954 | fastrack Reflex 2.0 W307S_REFLEX_v90.89 Activity Tracker allows physically proximate attackers to dump the firmware, flash custom malicious firmware, and brick the device via the Serial Wire Debug (SWD) feature. | [email protected] | 8.1 | 0.33% | 2022-12-26 | 2026-06-16 |
| CVE-2021-35953 | 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. | [email protected] | 7.5 | 0.84% | 2022-12-26 | 2026-06-16 |
| CVE-2021-35952 | fastrack Reflex 2.0 W307S_REFLEX_v90.89 Activity Tracker allows a Remote attacker to change the time, date, and month via Bluetooth LE Characteristics on handle 0x0017. | [email protected] | 5.3 | 0.57% | 2022-12-26 | 2026-06-16 |
| 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. | [email protected] | 7.5 | 0.89% | 2022-12-26 | 2026-06-16 |