CVE-2019-13449 Denial of service in n/a
Remote attackers can cause a denial of service by sending invalid requests to the local Zoom client, disrupting user focus.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2019-13449?
CVE-2019-13449 is a medium-severity denial of service vulnerability in Zoom Zoom, published on 9 Jul 2019. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
In the Zoom Client before 4.4.2 on macOS, remote attackers can cause a denial of service (continual focus grabs) via a sequence of invalid launch?action=join&confno= requests to localhost port 19421.
Weakness: CWE-20
Which versions are affected by CVE-2019-13449?
It affects 1 product.
Products include Zoom Zoom.
How do I fix CVE-2019-13449?
No fix has been published for CVE-2019-13449 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-2019-13449 being exploited?
There is no known exploitation of CVE-2019-13449 in the wild and no public exploit code.
Other vulnerabilities in Zoom Zoom
Sources
Also known as GHSA-574r-4r9p-83rg.