Security Advisory

CVE-2021-27257

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2021-03-05 20:00:26

Last updated 2024-08-03 20:48:15

Assigner zdi

State PUBLISHED

Description

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.

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