CVE-2020-28373: NETGEAR r6250 Firmware

High severity, CVSS 8.8. EPSS: 1% chance of exploitation in the next 30 days.

upnpd on certain NETGEAR devices allows remote (LAN) attackers to execute arbitrary code via a stack-based buffer overflow. This affects R6400v2 V1.0.4.102_10.0.75, R6400 V1.0.1.62_1.0.41, R7000P V1.3.2.126_10.1.66, XR300 V1.0.3.50_10.3.36, R8000 V1.0.4.62, R8300 V1.0.2.136, R8500 V1.0.2.136, R7300DST V1.0.0.74, R7850 V1.0.5.64, R7900 V1.0.4.30, RAX20 V1.0.2.64, RAX80 V1.0.3.102, and R6250 V1.0.4.44.

Affected products

• NETGEAR r6250 Firmware: version 1.0.4.44 only
• NETGEAR r6400 Firmware: version 1.0.1.62_1.0.41 only
• NETGEAR r6400v2 Firmware: version 1.0.4.102_10.0.75 only
• NETGEAR r7000p Firmware: version 1.3.2.126_10.1.66 only
• NETGEAR r7300dst Firmware: version 1.0.0.74 only
• NETGEAR r7850 Firmware: version 1.0.5.64 only
• NETGEAR r7900 Firmware: version 1.0.4.30 only
• NETGEAR r8000 Firmware: version 1.0.4.62 only
• NETGEAR r8300 Firmware: version 1.0.2.136 only
• NETGEAR r8500 Firmware: version 1.0.2.136 only
• NETGEAR RAX20 Firmware: version 1.0.2.64 only
• NETGEAR RAX80 Firmware: version 1.0.3.102 only
• NETGEAR XR300 Firmware: version 1.0.3.50_10.3.36 only

Published 2020-11-09. Last modified 2026-06-17.