CVE-2023-22881 Denial of Service in Zoom Clients
A remote attacker can crash Zoom clients by sending malicious UDP traffic, causing a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-22881?
CVE-2023-22881 is a medium-severity denial of service vulnerability in Zoom Zoom, published on 16 Mar 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Zoom clients before version 5.13.5 contain a STUN parsing vulnerability. A malicious actor could send specially crafted UDP traffic to a victim Zoom client to remotely cause the client to crash, causing a denial of service.
Weakness: CWE-119
Which versions are affected by CVE-2023-22881?
It affects 1 product.
Products include Zoom Zoom.
How do I fix CVE-2023-22881?
No fix has been published for CVE-2023-22881 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-2023-22881 being exploited?
There is no known exploitation of CVE-2023-22881 in the wild and no public exploit code.
Other vulnerabilities in Zoom Zoom
Sources
Also known as GHSA-jg74-9h29-hfcx.