CVE-2021-45543: NETGEAR r7900p Firmware

Medium severity, CVSS 6.8. EPSS: 0.6% chance of exploitation in the next 30 days.

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects R8000 before 1.0.4.74, RAX200 before 1.0.4.120, R8000P before 1.4.2.84, R7900P before 1.4.2.84, RBR850 before 3.2.17.12, RBS850 before 3.2.17.12, and RBK852 before 3.2.17.12.

Affected products

• NETGEAR r7900p Firmware: version 1.4.2.84 only
• NETGEAR r8000 Firmware: before 1.0.4.74 (fixed in 1.0.4.74)
• NETGEAR r8000p Firmware: before 1.4.2.84 (fixed in 1.4.2.84)
• NETGEAR RAX200 Firmware: before 1.0.4.120 (fixed in 1.0.4.120)
• NETGEAR RBK852 Firmware: before 3.2.17.12 (fixed in 3.2.17.12)
• NETGEAR RBR850 Firmware: before 3.2.17.12 (fixed in 3.2.17.12)
• NETGEAR RBS850 Firmware: before 3.2.17.12 (fixed in 3.2.17.12)

Published 2021-12-26. Last modified 2026-06-17.