CVE-2021-31252
Estado: ModificadaMedia (6.1)—
An open redirect vulnerability exists in BF-630, BF-450M, BF-430, BF-431, BF631-W, BF830-W, Webpass, and SEMAC devices from CHIYU Technology that can be exploited by sending a link that has a specially crafted URL to convince the user to click on it.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- Puntuación base: 6.1
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 29%
- Percentil entre todas las CVEs puntuadas: 98
- Fecha de la puntuación: 3/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (14)
Chiyu-tech — Bf-430 FirmwareChiyu-tech — Bf-431 FirmwareChiyu-tech — Bf-450m FirmwareChiyu-tech — Bf-630 FirmwareChiyu-tech — Bf-631w FirmwareChiyu-tech — Bf-830w FirmwareChiyu-tech — Semac D1 FirmwareChiyu-tech — Semac D2 FirmwareChiyu-tech — Semac D2 N300 FirmwareChiyu-tech — Semac D4 FirmwareChiyu-tech — Semac S1 Osdp FirmwareChiyu-tech — Semac S2 FirmwareChiyu-tech — Semac S3v3 FirmwareChiyu-tech — Webpass Firmware
CWE
- CWE-601
Referencias
- https://gitbook.seguranca-informatica.pt/cve-and-exploits/cves/chiyu-iot-devices#cve-2021-31252
- https://seguranca-informatica.pt/dancing-in-the-iot-chiyu-devices-vulnerable-to-remote-attacks/
- https://www.chiyu-tech.com/msg/message-Firmware-update-87.html
- https://gitbook.seguranca-informatica.pt/cve-and-exploits/cves/chiyu-iot-devices#cve-2021-31252
- https://seguranca-informatica.pt/dancing-in-the-iot-chiyu-devices-vulnerable-to-remote-attacks/
- https://www.chiyu-tech.com/msg/message-Firmware-update-87.html
JSON original (NVD)
Mostrar
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