CVE-2018-21229: NETGEAR r7500 Firmware

Medium severity, CVSS 6.5. EPSS: 0.5% chance of exploitation in the next 30 days.

Certain NETGEAR devices are affected by incorrect configuration of security settings. This affects R7500v2 before 1.0.3.20, R7800 before 1.0.2.38, WN3000RPv3 before 1.0.2.50, WNDR4300v2 before 1.0.0.50, and WNDR4500v3 before 1.0.0.50.

Affected products

• NETGEAR r7500 Firmware: before 1.0.3.20 (fixed in 1.0.3.20)
• NETGEAR r7800 Firmware: before 1.0.2.38 (fixed in 1.0.2.38)
• NETGEAR WN3000RP Firmware: before 1.0.2.50 (fixed in 1.0.2.50)
• NETGEAR WNDR4300 Firmware: before 1.0.0.50 (fixed in 1.0.0.50)
• NETGEAR WNDR4500 Firmware: before 1.0.0.50 (fixed in 1.0.0.50)

Published 2020-04-24. Last modified 2026-06-17.