CVE-2020-9140 Memory corruption in EMUI;Magic UI
Unauthorized users can trigger code execution via a buffer overflow vulnerability in Huawei smartphone operating systems.
- 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-2020-9140?
CVE-2020-9140 is a critical memory corruption vulnerability in Huawei Emui, published on 13 Jan 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
There is a vulnerability with buffer access with incorrect length value in some Huawei Smartphone.Unauthorized users may trigger code execution when a buffer overflow occurs.
Weakness: CWE-119
Which versions are affected by CVE-2020-9140?
It affects 2 products.
Products include Huawei Emui, Huawei Magic Ui.
How do I fix CVE-2020-9140?
No fix has been published for CVE-2020-9140 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2020-9140 being exploited?
There is no known exploitation of CVE-2020-9140 in the wild and no public exploit code.
Other vulnerabilities in Huawei Emui
Sources
Also known as GHSA-mhmp-xjgc-756r.