CVE-2018-0522 Memory corruption in WXR-1900DHP2

High 7.8 Published 9 Mar 2018 Updated 5 Aug 2024

A buffer overflow in Buffalo WXR-1900DHP2 firmware allows attackers to execute arbitrary code via a specially crafted file.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2018-0522?

CVE-2018-0522 is a high-severity memory corruption vulnerability in BUFFALO INC. WXR-1900DHP2, published on 9 Mar 2018. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Buffer overflow in Buffalo WXR-1900DHP2 firmware Ver.2.48 and earlier allows an attacker to execute arbitrary code via a specially crafted file.

Weakness: CWE-119

Which versions are affected by CVE-2018-0522?

It affects 1 product.

Products include Buffalo Wxr-1900dhp2 Firmware.

How do I fix CVE-2018-0522?

No fix has been published for CVE-2018-0522 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-2018-0522 being exploited?

There is no known exploitation of CVE-2018-0522 in the wild and no public exploit code.

Sources

Also known as GHSA-jq2q-7qx5-g3wj.