CVE-2020-10923: NETGEAR r6700 Firmware

High severity, CVSS 8.8. EPSS: 84.7% chance of exploitation in the next 30 days.

This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of NETGEAR R6700 V1.0.4.84_10.0.58 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the UPnP service, which listens on TCP port 5000. A crafted UPnP message can be used to bypass authentication. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root. Was ZDI-CAN-9642.

Affected products

• NETGEAR r6700 Firmware: version 1.0.4.84_10.0.58 only

Published 2020-07-28. Last modified 2026-06-17.