CVE-2021-3512
Estado: ModificadaAlta (8.8)—
Improper access control vulnerability in Buffalo broadband routers (BHR-4GRV firmware Ver.1.99 and prior, DWR-HP-G300NH firmware Ver.1.83 and prior, HW-450HP-ZWE firmware Ver.1.99 and prior, WHR-300HP firmware Ver.1.99 and prior, WHR-300 firmware Ver.1.99 and prior, WHR-G301N firmware Ver.1.86 and prior, WHR-HP-G300N firmware Ver.1.99 and prior, WHR-HP-GN firmware Ver.1.86 and prior, WPL-05G300 firmware Ver.1.87 and prior, WZR-450HP-CWT firmware Ver.1.99 and prior, WZR-450HP-UB firmware Ver.1.99 and prior, WZR-HP-AG300H firmware Ver.1.75 and prior, WZR-HP-G300NH firmware Ver.1.83 and prior, WZR-HP-G301NH firmware Ver.1.83 and prior, WZR-HP-G302H firmware Ver.1.85 and prior, WZR-HP-G450H firmware Ver.1.89 and prior, WZR-300HP firmware Ver.1.99 and prior, WZR-450HP firmware Ver.1.99 and prior, WZR-600DHP firmware Ver.1.99 and prior, WZR-D1100H firmware Ver.1.99 and prior, FS-HP-G300N firmware Ver.3.32 and prior, FS-600DHP firmware Ver.3.38 and prior, FS-R600DHP firmware Ver.3.39 and prior, and FS-G300N firmware Ver.3.13 and prior) allows remote unauthenticated attackers to bypass access restriction and to start telnet service and execute arbitrary OS commands with root privileges via unspecified vectors.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 8.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.86%
- Percentil entre todas las CVEs puntuadas: 57
- Fecha de la puntuación: 6/10/2026
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 (24)
Buffalo — Bhr-4grv FirmwareBuffalo — Dwr-hp-g300nh FirmwareBuffalo — Fs-600dhp FirmwareBuffalo — Fs-g300n FirmwareBuffalo — Fs-hp-g300n FirmwareBuffalo — Fs-r600dhp FirmwareBuffalo — Hw-450hp-zwe FirmwareBuffalo — Whr-300 FirmwareBuffalo — Whr-300hp FirmwareBuffalo — Whr-g301n FirmwareBuffalo — Whr-hp-g300n FirmwareBuffalo — Whr-hp-gn FirmwareBuffalo — Wpl-05g300 FirmwareBuffalo — Wzr-300hp FirmwareBuffalo — Wzr-450hp-cwt FirmwareBuffalo — Wzr-450hp-ub FirmwareBuffalo — Wzr-450hp FirmwareBuffalo — Wzr-600dhp FirmwareBuffalo — Wzr-d1100h FirmwareBuffalo — Wzr-hp-ag300h FirmwareBuffalo — Wzr-hp-g300nh FirmwareBuffalo — Wzr-hp-g301nh FirmwareBuffalo — Wzr-hp-g302h FirmwareBuffalo — Wzr-hp-g450h Firmware
CWE
- NVD-CWE-Other
Referencias
JSON original (NVD)
Mostrar
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