CVE-2022-48260 Memory corruption in BiSheng-WNM

High 7.5 Published 27 Feb 2023 Updated 11 Mar 2025

A buffer overflow in BiSheng-WNM firmware allows attackers to cause device service exceptions, impacting network availability.

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-2022-48260?

CVE-2022-48260 is a high-severity memory corruption vulnerability in BiSheng-WNM, published on 27 Feb 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

There is a buffer overflow vulnerability in BiSheng-WNM FW 3.0.0.325. Successful exploitation could lead to device service exceptions.

Weakness: CWE-120

Which versions are affected by CVE-2022-48260?

It affects 1 product.

Products include Huawei Bisheng-Wnm Firmware.

How do I fix CVE-2022-48260?

No fix has been published for CVE-2022-48260 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-2022-48260 being exploited?

There is no known exploitation of CVE-2022-48260 in the wild and no public exploit code.

Sources

Also known as GHSA-w5rv-9f58-c4f3.