CVE-2017-8186 Denial of service in MHA-AL00A
A malicious app can trigger a system reboot on Huawei phones by exploiting missing parameter validation, requiring user installation.
- 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-2017-8186?
CVE-2017-8186 is a medium-severity denial of service vulnerability in Huawei Technologies Co., Ltd. MHA-AL00A, published on 22 Nov 2017. 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
The Bastet of some Huawei mobile phones with software of earlier than MHA-AL00BC00B231 versions has a DOS vulnerability due to the lack of parameter validation. An attacker may trick a user into installing a malicious APP. The APP can modify specific parameter to cause system reboot.
Weakness: CWE-20
Which versions are affected by CVE-2017-8186?
It affects 1 product.
Products include Huawei Mha-Al00a.
How do I fix CVE-2017-8186?
No fix has been published for CVE-2017-8186 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-2017-8186 being exploited?
There is no known exploitation of CVE-2017-8186 in the wild and no public exploit code.
Sources
Also known as GHSA-52f2-c7gv-9hxh.