CVE-2022-48322 Memory corruption in n/a

Critical 9.8 Published 13 Feb 2023 Updated 21 Mar 2025

A stack-based buffer overflow in NETGEAR Nighthawk devices allows attackers to execute arbitrary code, requiring firmware updates.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2022-48322?

CVE-2022-48322 is a critical memory corruption vulnerability in Netgear R6900p Firmware, published on 13 Feb 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

NETGEAR Nighthawk WiFi Mesh systems and routers are affected by a stack-based buffer overflow vulnerability. This affects MR60 before 1.1.7.132, MS60 before 1.1.7.132, R6900P before 1.3.3.154, R7000P before 1.3.3.154, R7960P before 1.4.4.94, and R8000P before 1.4.4.94.

Weakness: CWE-787

Which versions are affected by CVE-2022-48322?

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-2022-48322?

No fix has been published for CVE-2022-48322 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-2022-48322 being exploited?

There is no known exploitation of CVE-2022-48322 in the wild and no public exploit code.

All Netgear R6900p Firmware vulnerabilities

Sources

Also known as GHSA-fqmr-3mv2-53x7.