CVE-2022-3407 Denial of service in Motorola smartphones
A modem reset during calls while USB tethering can block emergency service access, requiring a firmware patch for Motorola smartphones.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2022-3407?
CVE-2022-3407 is a medium-severity denial of service vulnerability in Motorola smartphones, published on 1 Sep 2023. 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
I some cases, when the device is USB-tethered to a host PC, and the device is sharing its mobile network connection with the host PC, if the user originates a call on the device, then the device's modem may reset and cause the phone call to not succeed. This may block the user from dialing emergency services. This patch resolves the device's modem reset issue.
Weakness: CWE-404
Which versions are affected by CVE-2022-3407?
It affects 1 product.
Products include Motorola Smartphone Firmware.
How do I fix CVE-2022-3407?
No fix has been published for CVE-2022-3407 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-2022-3407 being exploited?
There is no known exploitation of CVE-2022-3407 in the wild and no public exploit code.
Sources
Also known as GHSA-h364-697w-mgpc.