CVE-2021-46787 Missing authorization in EMUI
Improper permission control in the AMS module allows non-system applications to crash, causing denial of service on Huawei 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-2021-46787?
CVE-2021-46787 is a high-severity missing authorization vulnerability in Huawei Emui, published on 13 May 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The AMS module has a vulnerability of improper permission control.Successful exploitation of this vulnerability may cause non-system application processes to crash.
Which versions are affected by CVE-2021-46787?
It affects 3 products.
Products include Huawei Emui, Huawei Harmonyos, Huawei Magic Ui.
How do I fix CVE-2021-46787?
No fix has been published for CVE-2021-46787 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2021-46787 being exploited?
There is no known exploitation of CVE-2021-46787 in the wild and no public exploit code.
Other vulnerabilities in Huawei Emui
Sources
Also known as GHSA-2x25-w5h9-6hg2, UBUNTU-CVE-2021-46787.