CVE-2022-37055 D-Link Routers Buffer Overflow

Exploited in the wild Critical 9.8 Published 28 Aug 2022 Updated 9 Dec 2025

A buffer overflow in D-Link Go-RT-AC750 routers allows attackers to execute arbitrary code via the cgibin and hnap_main interfaces.

Exploited in the wild: Since 8 Dec 2025
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2022-37055?

CVE-2022-37055 is a critical memory corruption vulnerability in n/a, published on 28 Aug 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

D-Link Go-RT-AC750 GORTAC750_revA_v101b03 and GO-RT-AC750_revB_FWv200b02 are vulnerable to Buffer Overflow via cgibin, hnap_main,

Weakness: CWE-120

Which versions are affected by CVE-2022-37055?

It affects 1 product.

Products include Dlink Go-Rt-Ac750 Firmware.

How do I fix CVE-2022-37055?

No fix has been published for CVE-2022-37055 yet. Limit exposure of the affected software until one is available. US federal agencies must fix it by 29 Dec 2025.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2022-37055 being exploited?

Yes. Attackers have exploited CVE-2022-37055 in the wild since at least 8 Dec 2025.

Sources

Also known as GHSA-45v7-mh84-5f9p.