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CVE-2026-71931

DrayTek VigorSwitch

Descrição

Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the tftp_upgrade function. The vulnerability is caused by insufficient filtering before the filename field is concatenated into a command. A remote attacker can trigger this vulnerability via crafted input to execute arbitrary commands with root privileges. Exploitation requires valid administrative credentials for the device-s web management interface.

CVSS 7.2EPSS 2.405%Risco 0.88
Ver fonte
Publicação
2026-08-24 18:17:17
Versões afetadas
unknown
Tipo
Firmware
Última alteração
2026-08-27 17:19:48
Vetor
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H