What’s Vulnerable › Vulnerabilities

CVE-2021-29080

• Severity: high (CVSS 8.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-03-23 · updated 2026-06-17
• Weakness: CWE-640

Description

Certain NETGEAR devices are affected by password reset by an unauthenticated attacker. This affects RBK852 before 3.2.10.11, RBK853 before 3.2.10.11, RBR854 before 3.2.10.11, RBR850 before 3.2.10.11, RBS850 before 3.2.10.11, CBR40 before 2.5.0.10, R7000 before 1.0.11.116, R6900P before 1.3.2.126, R7900 before 1.0.4.38, R7960P before 1.4.1.66, R8000 before 1.0.4.66, R7900P before 1.4.1.66, R8000P before 1.4.1.66, RAX75 before 1.0.3.102, RAX80 before 1.0.3.102, and R7000P before 1.3.2.126.

Affected products

• NETGEAR Cbr40 Firmware: before 2.5.0.10 — fixed in 2.5.0.10
• NETGEAR R6900P Firmware: before 1.3.2.126 — fixed in 1.3.2.126
• NETGEAR R7000: before 1.0.11.116 — fixed in 1.0.11.116
• NETGEAR R7000P: before 1.3.2.126 — fixed in 1.3.2.126
• NETGEAR R7900 Firmware: before 1.0.4.38 — fixed in 1.0.4.38
• NETGEAR R7900P Firmware: before 1.4.1.66 — fixed in 1.4.1.66
• NETGEAR R7960P Firmware: before 1.4.1.66 — fixed in 1.4.1.66
• NETGEAR R8000 Firmware: before 1.0.4.66 — fixed in 1.0.4.66
• NETGEAR R8000P Firmware: before 1.4.1.66 — fixed in 1.4.1.66
• NETGEAR Rax75 Firmware: before 1.0.3.102 — fixed in 1.0.3.102
• NETGEAR Rax80 Firmware: before 1.0.3.102 — fixed in 1.0.3.102
• NETGEAR Rbk852 Firmware: before 3.2.10.11 — fixed in 3.2.10.11
• NETGEAR Rbk853 Firmware: before 3.2.10.11 — fixed in 3.2.10.11
• NETGEAR Rbr850 Firmware: before 3.2.10.11 — fixed in 3.2.10.11
• NETGEAR Rbr854 Firmware: before 3.2.10.11 — fixed in 3.2.10.11
• NETGEAR Rbs850 Firmware: before 3.2.10.11 — fixed in 3.2.10.11

How to fix

Upgrade to a fixed version: NETGEAR Cbr40 Firmware 2.5.0.10; NETGEAR R6900P Firmware 1.3.2.126; NETGEAR R7000 1.0.11.116; NETGEAR R7000P 1.3.2.126; NETGEAR R7900 Firmware 1.0.4.38; NETGEAR R7900P Firmware 1.4.1.66; NETGEAR R7960P Firmware 1.4.1.66; NETGEAR R8000 Firmware 1.0.4.66; NETGEAR R8000P Firmware 1.4.1.66; NETGEAR Rax75 Firmware 1.0.3.102; NETGEAR Rax80 Firmware 1.0.3.102; NETGEAR Rbk852 Firmware 3.2.10.11. Check the vendor advisory for mitigations.

References

• https://kb.netgear.com/000063007/Security-Advisory-for-Pre-authentication-Password-Reset-on-Some-Routers-and-WiFi-Systems-PSV-2019-0150
• https://kb.netgear.com/000063007/Security-Advisory-for-Pre-authentication-Password-Reset-on-Some-Routers-and-WiFi-Systems-PSV-2019-0150

Get alerted when CVE-2021-29080 or the next vulnerability affects your stack