CVE-2021-22019 Denial of service in VMware vCenter Server, VMware Cloud Foundation
A remote attacker can cause a denial of service in VMware vCenter Server by sending a crafted JSON-RPC message to the VAPI service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-22019?
CVE-2021-22019 is a high-severity denial of service vulnerability in Vmware Cloud Foundation, published on 23 Sep 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The vCenter Server contains a denial-of-service vulnerability in VAPI (vCenter API) service. A malicious actor with network access to port 5480 on vCenter Server may exploit this issue by sending a specially crafted jsonrpc message to create a denial of service condition.
Which versions are affected by CVE-2021-22019?
It affects 2 products.
Products include Vmware Cloud Foundation, Vmware Vcenter Server.
How do I fix CVE-2021-22019?
No fix has been published for CVE-2021-22019 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-2021-22019 being exploited?
There is no known exploitation of CVE-2021-22019 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-jqp4-j8cc-wx66.