CVE-2022-36488 Memory corruption in n/a

High 7.8 Published 25 Aug 2022 Updated 3 Aug 2024

A stack overflow in the TOTOLINK N350RT router allows attackers to execute arbitrary code or cause a denial of service via the sPort parameter.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2022-36488?

CVE-2022-36488 is a high-severity memory corruption vulnerability in n/a, published on 25 Aug 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

TOTOLINK N350RT V9.3.5u.6139_B20201216 was discovered to contain a stack overflow via the sPort parameter in the function setIpPortFilterRules.

Weakness: CWE-787

Which versions are affected by CVE-2022-36488?

It affects 1 product.

Products include Totolink N350rt Firmware.

How do I fix CVE-2022-36488?

No fix has been published for CVE-2022-36488 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-2022-36488 being exploited?

There is no known exploitation of CVE-2022-36488 in the wild and no public exploit code.

Sources

Also known as GHSA-v4jv-gfgq-2wrh.