CVE-2021-37063 Weak cryptography in HarmonyOS

Critical 9.8 Published 7 Dec 2021 Updated 4 Aug 2024

Weak cryptography in Huawei HarmonyOS allows attackers to read and delete images on affected devices.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2021-37063?

CVE-2021-37063 is a critical vulnerability in Huawei Harmonyos, published on 7 Dec 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

There is a Cryptographic Issues vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may lead to read and delete images of Harmony devices.

Which versions are affected by CVE-2021-37063?

It affects 1 product.

Products include Huawei Harmonyos.

How do I fix CVE-2021-37063?

No fix has been published for CVE-2021-37063 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-37063 being exploited?

There is no known exploitation of CVE-2021-37063 in the wild and no public exploit code.

All Huawei Harmonyos vulnerabilities

Sources

Also known as GHSA-66gx-65jv-6rfw.