CVE-2021-22019 json
The vCenter Server contains a denial-of-service vulnerability in VAPI (vCenter API) service.
published 5y ago modified 4mo ago also EUVD-2021-9188
- cvss
- 7.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.6%
- EPSS 1.6% chance of exploitation in 30 days, percentile 76%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
Is CVE-2021-22019 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerExploit prediction
1.62% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
Affected products
- n/a VMware vCenter Server, VMware Cloud Foundation
Classification
- Technology feeds
References
-
vmware.com
/security/advisories/VMSA-2021-0020.html
patch, vendor-advisory
Sources
- CVE List CVE-2021-22019
- NVD CVE-2021-22019
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