CVE-2022-48196

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-12-30 · updated 2026-06-17
Weakness: CWE-120

Description

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects RAX40 before 1.0.2.60, RAX35 before 1.0.2.60, R6400v2 before 1.0.4.122, R6700v3 before 1.0.4.122, R6900P before 1.3.3.152, R7000P before 1.3.3.152, R7000 before 1.0.11.136, R7960P before 1.4.4.94, and R8000P before 1.4.4.94.

Affected products

NETGEAR R6400V2 Firmware: before 1.0.4.122 — fixed in 1.0.4.122
NETGEAR R6700V3 Firmware: before 1.0.4.122 — fixed in 1.0.4.122
NETGEAR R6900P Firmware: before 1.3.3.152 — fixed in 1.3.3.152
NETGEAR R7000: before 1.0.11.136 — fixed in 1.0.11.136
NETGEAR R7000P: before 1.3.3.152 — fixed in 1.3.3.152
NETGEAR R7960P Firmware: before 1.4.4.94 — fixed in 1.4.4.94
NETGEAR R8000P Firmware: before 1.4.4.94 — fixed in 1.4.4.94
NETGEAR Rax35 Firmware: before 1.0.2.60 — fixed in 1.0.2.60
NETGEAR Rax40 Firmware: before 1.0.2.60 — fixed in 1.0.2.60

How to fix

Upgrade to a fixed version: NETGEAR R6400V2 Firmware 1.0.4.122; NETGEAR R6700V3 Firmware 1.0.4.122; NETGEAR R6900P Firmware 1.3.3.152; NETGEAR R7000 1.0.11.136; NETGEAR R7000P 1.3.3.152; NETGEAR R7960P Firmware 1.4.4.94; NETGEAR R8000P Firmware 1.4.4.94; NETGEAR Rax35 Firmware 1.0.2.60; NETGEAR Rax40 Firmware 1.0.2.60. Check the vendor advisory for mitigations.

References

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