CVE-2022-31705 Memory corruption in VMware ESXi, VMware Workstation Pro / Player, VMware Fusion Pro / Fusion (Fusion), VMware Cloud Foundation
A local attacker with admin privileges in a VM can exploit a heap overflow in the USB controller to execute code on the host or within the VMX sandbox.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-31705?
CVE-2022-31705 is a high-severity memory corruption vulnerability in Vmware Esxi, published on 14 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
VMware ESXi, Workstation, and Fusion contain a heap out-of-bounds write vulnerability in the USB 2.0 controller (EHCI). A malicious actor with local administrative privileges on a virtual machine may exploit this issue to execute code as the virtual machine's VMX process running on the host. On ESXi, the exploitation is contained within the VMX sandbox whereas, on Workstation and Fusion, this may lead to code execution on the machine where Workstation or Fusion is installed.
Weakness: CWE-787
Which versions are affected by CVE-2022-31705?
It affects 3 products.
Products include Vmware Esxi, Vmware Fusion, Vmware Workstation.
How do I fix CVE-2022-31705?
No fix has been published for CVE-2022-31705 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-2022-31705 being exploited?
There is no known exploitation of CVE-2022-31705 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Other vulnerabilities in Vmware Esxi
Sources
Also known as GHSA-jx8f-jjvw-f6vf.