CVE-2022-31696 Memory corruption in VMware ESXi, VMware Cloud Foundation
A local attacker can exploit a memory corruption flaw in ESXi network socket handling to escape the sandbox and gain elevated privileges.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-31696?
CVE-2022-31696 is a high-severity memory corruption vulnerability in Vmware Cloud Foundation, published on 13 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
VMware ESXi contains a memory corruption vulnerability that exists in the way it handles a network socket. A malicious actor with local access to ESXi may exploit this issue to corrupt memory leading to an escape of the ESXi sandbox.
Weakness: CWE-787
Which versions are affected by CVE-2022-31696?
It affects 2 products.
Products include Vmware Cloud Foundation, Vmware Esxi.
How do I fix CVE-2022-31696?
No fix has been published for CVE-2022-31696 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-2022-31696 being exploited?
There is no known exploitation of CVE-2022-31696 in the wild and no public exploit code.
Other vulnerabilities in Vmware Cloud Foundation
- CVE-2024-38812 VMware vCenter Server Heap-Based Buffer Overflow
- CVE-2024-37079 Broadcom VMware vCenter Server Out-of-bounds Write
- CVE-2022-22954 VMware Workspace ONE Access and Identity Manager Server-Side Template Injection
- CVE-2021-22005 VMware vCenter Server File Upload
- CVE-2021-21985 VMware vCenter Server Improper Input Validation
Sources
Also known as GHSA-52m4-99w3-wq27.