CVE-2021-22365 Memory corruption in eSE620X vESS

Low 3.3 Published 22 Jun 2021 Updated 3 Aug 2024

A local attacker can cause service abnormality and denial of service in Huawei eSE620X vESS via an out-of-bounds read vulnerability.

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-2021-22365?

CVE-2021-22365 is a low-severity memory corruption vulnerability in eSE620X vESS, published on 22 Jun 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

There is an out of bounds read vulnerability in eSE620X vESS V100R001C10SPC200, V100R001C20SPC200, V200R001C00SPC300. A local attacker can exploit this vulnerability by sending specific message to the target device. Due to insufficient validation of internal message, successful exploit may cause the process and the service abnormal.

Weakness: CWE-125

Which versions are affected by CVE-2021-22365?

It affects 1 product.

Products include Huawei Ese620x Vess Firmware.

How do I fix CVE-2021-22365?

No fix has been published for CVE-2021-22365 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-2021-22365 being exploited?

There is no known exploitation of CVE-2021-22365 in the wild and no public exploit code.

Sources

Also known as GHSA-4fhw-qjg6-gcq8.