CVE-2021-37071 Denial of service in HarmonyOS
Attackers can cause persistent denial of service on Huawei HarmonyOS devices due to a business logic error.
- 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-2021-37071?
CVE-2021-37071 is a high-severity denial of service 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 Business Logic Errors vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may lead to persistent dos.
Which versions are affected by CVE-2021-37071?
It affects 1 product.
Products include Huawei Harmonyos.
How do I fix CVE-2021-37071?
No fix has been published for CVE-2021-37071 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-2021-37071 being exploited?
There is no known exploitation of CVE-2021-37071 in the wild and no public exploit code.
Other vulnerabilities in Huawei Harmonyos
Sources
Also known as GHSA-6jwf-w968-6fp9.