CVE-2020-9129 Memory corruption in HUAWEI Mate 30

Medium 6.7 Published 13 Nov 2020 Updated 4 Aug 2024

Local attackers with high privileges can cause a system heap overflow in Huawei Mate 30 devices due to improper buffer operations.

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

What is CVE-2020-9129?

CVE-2020-9129 is a medium-severity memory corruption vulnerability in HUAWEI Mate 30, published on 13 Nov 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

HUAWEI Mate 30 versions earlier than 10.1.0.159(C00E159R7P2) have a vulnerability of improper buffer operation. Due to improper restrictions, local attackers with high privileges can exploit the vulnerability to cause system heap overflow.

Weakness: CWE-787

Which versions are affected by CVE-2020-9129?

It affects 1 product.

Products include Huawei Mate 30 Firmware.

How do I fix CVE-2020-9129?

No fix has been published for CVE-2020-9129 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-2020-9129 being exploited?

There is no known exploitation of CVE-2020-9129 in the wild and no public exploit code.

Sources

Also known as GHSA-vhh7-2w37-6fr7.