CVE-2021-29071

Severity: critical (CVSS 9.0 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% 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-77

Description

Certain NETGEAR devices are affected by command injection by an authenticated user. 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, RBS850 before 3.2.17.12, RBR752 before 3.2.17.12, RBR753 before 3.2.17.12, RBR753S before 3.2.17.12, RBR754 before 3.2.17.12, RBR750 before 3.2.17.12, and RBS750 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 Rbr750 Firmware: before 3.2.17.12 — fixed in 3.2.17.12
NETGEAR Rbr752 Firmware: before 3.2.17.12 — fixed in 3.2.17.12
NETGEAR Rbr753 Firmware: before 3.2.17.12 — fixed in 3.2.17.12
NETGEAR Rbr753S Firmware: before 3.2.17.12 — fixed in 3.2.17.12
NETGEAR Rbr754 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 Orbi Satellite RBS750: 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 Rbr750 Firmware 3.2.17.12; NETGEAR Rbr752 Firmware 3.2.17.12; NETGEAR Rbr753 Firmware 3.2.17.12; NETGEAR Rbr753S Firmware 3.2.17.12; NETGEAR Rbr754 Firmware 3.2.17.12; NETGEAR Rbr850 Firmware 3.2.17.12; Netgear Orbi Satellite RBS750 3.2.17.12; NETGEAR Rbs850 Firmware 3.2.17.12. Check the vendor advisory for mitigations.

References

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