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CVE-2021-34865

HIGH CVSS: 8.8 Published: 2022-01-25 Modified: 2026-06-17

Description

This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of multiple NETGEAR routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the mini_httpd service, which listens on TCP port 80 by default. The issue results from incorrect string matching logic when accessing protected pages. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root. Was ZDI-CAN-13313.

Affected Platforms

Netgear R6700V2Netgear R6220 FirmwareNetgear R6260 FirmwareNetgear R6700V2 FirmwareNetgear R7450Netgear R6900V2 FirmwareNetgear R6230Netgear Ac2400 FirmwareNetgear R7350Netgear R6330 Firmware

Weakness Type

CWE-287, CWE-697

References