CVE-2021-22307 Weak cryptography in HUAWEI Mate 30

Medium 5.5 Published 6 Feb 2021 Updated 3 Aug 2024

Local attackers can compromise module integrity on Huawei Mate 30 devices due to insufficient protection and weak algorithms.

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-2021-22307?

CVE-2021-22307 is a medium-severity vulnerability in HUAWEI Mate 30, published on 6 Feb 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

There is a weak algorithm vulnerability in Mate 3010.0.0.203(C00E201R7P2). The protection is insufficient for the modules that should be protected. Local attackers can exploit this vulnerability to affect the integrity of certain module.

Which versions are affected by CVE-2021-22307?

It affects 1 product.

Products include Huawei Mate 30 Firmware.

How do I fix CVE-2021-22307?

No fix has been published for CVE-2021-22307 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-22307 being exploited?

There is no known exploitation of CVE-2021-22307 in the wild and no public exploit code.

Sources

Also known as GHSA-gr5v-7hm2-h3j8.