CVE-2022-48176 Memory corruption in n/a

High 7.8 Published 30 Jan 2023 Updated 28 Mar 2025

A pre-authentication stack overflow in Netgear routers allows attackers to execute arbitrary code without credentials.

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

What is CVE-2022-48176?

CVE-2022-48176 is a high-severity memory corruption vulnerability in Netgear R6900p Firmware, published on 30 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Netgear routers R7000P before v1.3.3.154, R6900P before v1.3.3.154, R7960P before v1.4.4.94, and R8000P before v1.4.4.94 were discovered to contain a pre-authentication stack overflow.

Weakness: CWE-787

Which versions are affected by CVE-2022-48176?

It affects 6 products.

Products include Netgear Mr60 Firmware, Netgear Ms60 Firmware, Netgear R6900p Firmware, Netgear R7000p Firmware, Netgear R7960p Firmware, Netgear R8000p Firmware.

How do I fix CVE-2022-48176?

No fix has been published for CVE-2022-48176 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-2022-48176 being exploited?

There is no known exploitation of CVE-2022-48176 in the wild and no public exploit code.

All Netgear R6900p Firmware vulnerabilities

Sources

Also known as GHSA-76w4-2fg3-x9mc.