CVE-2021-27257: fallo de gravedad media en NETGEAR R7800
Publicada el · Actualizada el
Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.
13Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 6.5epss 0.3%
This vulnerability allows network-adjacent attackers to compromise the integrity of downloaded information on affected installations of NETGEAR R7800 firmware version 1.0.2.76. Authentication is not required to exploit this vulnerability. The specific flaw exists within the downloading of files via FTP. The issue results from the lack of proper validation of the certificate presented by the server. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root. Was ZDI-CAN-12362.
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Productos afectados
NETGEAR · R7800CVEs relacionadas — NETGEAR R7800
En el mismo producto, de las más peligrosas a las menos.
CVE-2021-27255MEDIUMCVE-2021-27255EPSS 1.4%CVE-2021-27253HIGHCVE-2021-27253EPSS 1.3%CVE-2021-27252HIGHCVE-2021-27252EPSS 1.2%CVE-2021-27256HIGHCVE-2021-27256EPSS 1.0%CVE-2021-27251HIGHCVE-2021-27251EPSS 0.8%CVE-2021-34947HIGHNETGEAR R7800 net-cgi Out-Of-Bounds Write Remote Code Execution VulnerabilityEPSS 0.5%