CVE-2023-39204 Memory corruption in Zoom Clients
An unauthenticated attacker can cause a denial of service in Zoom clients via a buffer overflow triggered by network access.
- 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-2023-39204?
CVE-2023-39204 is a medium-severity memory corruption vulnerability in Zoom Rooms, published on 14 Nov 2023. 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
Buffer overflow in some Zoom clients may allow an unauthenticated user to conduct a denial of service via network access.
Weakness: CWE-120
Which versions are affected by CVE-2023-39204?
It affects 5 products.
Products include Zoom Meetings, Zoom Rooms, Zoom Video Software Development Kit, Zoom Virtual Desktop Infrastructure, Zoom Zoom.
How do I fix CVE-2023-39204?
No fix has been published for CVE-2023-39204 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2023-39204 being exploited?
There is no known exploitation of CVE-2023-39204 in the wild and no public exploit code.
Other vulnerabilities in Zoom Rooms
- CVE-2021-33907 Code injection in Zoom Client for Meetings for Windows
- CVE-2022-28768 Local Privilege Escalation in Zoom Client Installer for macOS
- CVE-2022-28763 Improper URL parsing in Zoom Clients
- CVE-2022-28757 Local Privilege Escalation in Auto Updater for Zoom Client for Meetings for macOS
- CVE-2022-28751 Local Privilege Escalation in Zoom Client for Meetings for MacOS
Sources
Also known as GHSA-x25c-jx5r-5c87.