What’s Vulnerable › Vulnerabilities

CVE-2021-29066

• Severity: critical (CVSS 9.6 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-03-23 · updated 2026-06-17

Description

Certain NETGEAR devices are affected by authentication bypass. This affects RBK852 before 3.2.17.12, RBK853 before 3.2.17.12, RBK854 before 3.2.17.12, RBR850 before 3.2.17.12, and RBS850 before 3.2.17.12.

Affected products

• 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 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

How to fix

Upgrade to a fixed version: NETGEAR Rbk852 Firmware 3.2.17.12; NETGEAR Rbk853 Firmware 3.2.17.12; NETGEAR Rbk854 Firmware 3.2.17.12; NETGEAR Rbr850 Firmware 3.2.17.12; NETGEAR Rbs850 Firmware 3.2.17.12. Check the vendor advisory for mitigations.

References

• https://kb.netgear.com/000063014/Security-Advisory-for-Authentication-Bypass-on-Some-WiFi-Systems-PSV-2020-0484
• https://kb.netgear.com/000063014/Security-Advisory-for-Authentication-Bypass-on-Some-WiFi-Systems-PSV-2020-0484

Get alerted when CVE-2021-29066 or the next vulnerability affects your stack