CVE-2022-22820 Denial of service in LINE for Windows
An attacker can cause abnormal CPU consumption in LINE for Windows by sending a specially crafted GIF image, leading to denial of service.
- 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-2022-22820?
CVE-2022-22820 is a medium-severity denial of service vulnerability in Linecorp Line, published on 20 Jan 2022. 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
Due to the lack of media file checks before rendering, it was possible for an attacker to cause abnormal CPU consumption for message recipient by sending specially crafted gif image in LINE for Windows before 7.4.
Weakness: CWE-20
Which versions are affected by CVE-2022-22820?
It affects 1 product.
Products include Linecorp Line.
How do I fix CVE-2022-22820?
No fix has been published for CVE-2022-22820 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-2022-22820 being exploited?
There is no known exploitation of CVE-2022-22820 in the wild and no public exploit code.
Other vulnerabilities in Linecorp Line
Sources
Also known as GHSA-mp4c-vqqf-2qxg.