CVE-2020-9249 Denial of service in HUAWEI P30

Medium 6.5 Published 31 Jul 2020 Updated 4 Aug 2024

Attackers can cause a denial of service on HUAWEI P30 devices by sending malformed messages that trigger a memory leak in a module.

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

What is CVE-2020-9249?

CVE-2020-9249 is a medium-severity denial of service vulnerability in HUAWEI P30, published on 31 Jul 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

HUAWEI P30 smartphones with versions earlier than 10.1.0.160(C00E160R2P11) have a denial of service vulnerability. A module does not deal with mal-crafted messages and it leads to memory leak. Attackers can exploit this vulnerability to make the device denial of service.Affected product versions include: HUAWEI P30 versions Versions earlier than 10.1.0.160(C00E160R2P11).

Weakness: CWE-401

Which versions are affected by CVE-2020-9249?

It affects 1 product.

Products include Huawei P30 Firmware.

How do I fix CVE-2020-9249?

No fix has been published for CVE-2020-9249 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2020-9249 being exploited?

There is no known exploitation of CVE-2020-9249 in the wild and no public exploit code.

Sources

Also known as GHSA-xcr6-53hx-vmwq.