CVE-2024-56437 Denial of service in HarmonyOS
Attackers can cause denial of service in HarmonyOS by exploiting unverified input parameters in the widget framework module.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2024-56437?
CVE-2024-56437 is a medium-severity denial of service vulnerability in Huawei Harmonyos, published on 8 Jan 2025. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Vulnerability of input parameters not being verified in the widget framework module Impact: Successful exploitation of this vulnerability may affect availability.
Weakness: CWE-20
Which versions are affected by CVE-2024-56437?
It affects 1 product.
Products include Huawei Harmonyos.
How do I fix CVE-2024-56437?
No fix has been published for CVE-2024-56437 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-2024-56437 being exploited?
There is no known exploitation of CVE-2024-56437 in the wild and no public exploit code.
Other vulnerabilities in Huawei Harmonyos
Sources
Also known as GHSA-35jq-jf9g-9jg7.