CVE-2022-48196 Memory corruption in n/a

High 7.4 Published 30 Dec 2022 Updated 10 Apr 2025

Unauthenticated attackers can exploit a buffer overflow in NETGEAR routers to execute arbitrary code.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2022-48196?

CVE-2022-48196 is a high-severity memory corruption vulnerability in Netgear R6900p Firmware, published on 30 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official 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.

Weakness: CWE-120

Which versions are affected by CVE-2022-48196?

It affects 9 products.

Products include Netgear R6400v2 Firmware, Netgear R6700v3 Firmware, Netgear R6900p Firmware, Netgear R7000 Firmware, Netgear R7000p Firmware, Netgear R7960p Firmware and 3 more.

How do I fix CVE-2022-48196?

No fix has been published for CVE-2022-48196 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2022-48196 being exploited?

There is no known exploitation of CVE-2022-48196 in the wild and no public exploit code.

All Netgear R6900p Firmware vulnerabilities

Sources

Also known as GHSA-qc52-6cw2-7g23.