CVE-2022-44255 Memory corruption in n/a

Critical 9.8 Published 23 Nov 2022 Updated 25 Apr 2025

A pre-authentication buffer overflow in the TOTOLINK LR350 router allows attackers to execute arbitrary code via long POST data.

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-2022-44255?

CVE-2022-44255 is a critical memory corruption vulnerability in n/a, published on 23 Nov 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

TOTOLINK LR350 V9.3.5u.6369_B20220309 contains a pre-authentication buffer overflow in the main function via long post data.

Weakness: CWE-787

Which versions are affected by CVE-2022-44255?

It affects 1 product.

Products include Totolink Lr350 Firmware.

How do I fix CVE-2022-44255?

No fix has been published for CVE-2022-44255 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-2022-44255 being exploited?

There is no known exploitation of CVE-2022-44255 in the wild and no public exploit code.

Sources

Also known as GHSA-74cw-qx2v-fgx5.