CVE-2022-46740 Denial of service in WS7100-20
Attackers can cause a denial of service on Huawei WS7100-20 routers via the Wi-Fi module, disrupting network availability.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-46740?
CVE-2022-46740 is a medium-severity denial of service vulnerability in Huawei WS7100-20, published on 28 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
There is a denial of service vulnerability in the Wi-Fi module of the HUAWEI WS7100-20 Smart WiFi Router.Successful exploit could cause a denial of service (DoS) condition.
Weakness: CWE-400
Which versions are affected by CVE-2022-46740?
It affects 1 product.
Products include Huawei Ws7100-20 Firmware.
How do I fix CVE-2022-46740?
No fix has been published for CVE-2022-46740 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-2022-46740 being exploited?
There is no known exploitation of CVE-2022-46740 in the wild and no public exploit code.
Sources
Also known as GHSA-8x84-9m3r-fv77.