CVE-2021-29081: NETGEAR RBK752 Firmware

High severity, CVSS 8.4. EPSS: 0.4% chance of exploitation in the next 30 days.

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects RBW30 before 2.6.2.2, RBK852 before 3.2.17.12, RBK853 before 3.2.17.12, RBK854 before 3.2.17.12, RBR850 before 3.2.17.12, RBS850 before 3.2.17.12, RBK752 before 3.2.17.12, RBK753 before 3.2.17.12, RBK753S before 3.2.17.12, RBK754 before 3.2.17.12, RBR750 before 3.2.17.12, and RBS750 before 3.2.17.12.

Affected products

• NETGEAR RBK752 Firmware: before 3.2.17.12 (fixed in 3.2.17.12)
• NETGEAR RBK753 Firmware: before 3.2.17.12 (fixed in 3.2.17.12)
• NETGEAR RBK753S Firmware: before 3.2.17.12 (fixed in 3.2.17.12)
• NETGEAR RBK754 Firmware: before 3.2.17.12 (fixed in 3.2.17.12)
• NETGEAR RBK852 Firmware: before 3.2.17.12 (fixed in 3.2.17.12)
• NETGEAR RBK853 Firmware: before 3.2.17.12 (fixed in 3.2.17.12)
• NETGEAR RBK854 Firmware: before 3.2.17.12 (fixed in 3.2.17.12)
• NETGEAR RBR750 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 RBS750 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)
• NETGEAR RBW30 Firmware: before 2.6.2.2 (fixed in 2.6.2.2)

Published 2021-03-23. Last modified 2026-06-17.