CVE-2018-21152: NETGEAR d7800 Firmware

Medium severity, CVSS 6.8. EPSS: 0.9% chance of exploitation in the next 30 days.

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects D7800 before 1.0.1.34, R7500v2 before 1.0.3.26, R7800 before 1.0.2.42, R8900 before 1.0.3.10, R9000 before 1.0.3.10, WNDR4300v2 before 1.0.0.54, and WNDR4500v3 before 1.0.0.54.

Affected products

• NETGEAR d7800 Firmware: before 1.0.1.34 (fixed in 1.0.1.34)
• NETGEAR r7500 Firmware: before 1.0.3.26 (fixed in 1.0.3.26)
• NETGEAR r7800 Firmware: before 1.0.2.42 (fixed in 1.0.2.42)
• NETGEAR r8900 Firmware: before 1.0.3.10 (fixed in 1.0.3.10)
• NETGEAR r9000 Firmware: before 1.0.3.10 (fixed in 1.0.3.10)
• NETGEAR WNDR4300 Firmware: before 1.0.0.54 (fixed in 1.0.0.54)
• NETGEAR WNDR4500 Firmware: before 1.0.0.54 (fixed in 1.0.0.54)

Published 2020-04-27. Last modified 2026-06-17.