CVE-2021-22050
HIGH · CVSS 7.5EPSS 2.3%EU EUVD
ESXi contains a slow HTTP POST denial-of-service vulnerability in rhttpproxy. A malicious actor with network access to ESXi may exploit this issue to create a denial-of-service condition by overwhelming rhttpproxy service with multiple requests.
Key facts
- CVSS score
- 7.5 (v3.1)
- Severity
- HIGH
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H- Weakness (CWE)
- CWE-770
- EPSS score
- 2.3% (83th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2021-9217)
- Published
- February 16, 2022
- NVD last modified
- June 17, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2021-9217 in the EU Vulnerability Database. Last updated in EUVD on August 3, 2024.
View on the EU Vulnerability DatabaseAffected products
- vmware / cloud foundation
- vmware / esxi
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and 114 more…
Certified products that may be affected
1 FIPS 140 or Common Criteria certified product, from automated matching by sec-certs.org.
- VMware ESXi 7.0 Update 3d - VMware Inc. - Common Criteria CCEVS-VR-VID-11249-2022 - archived
References
- https://www.vmware.com/security/advisories/VMSA-2022-0004.html(Patch, Vendor Advisory)
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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