CVEs / CVE-2021-22005
CVE-2021-22005: VMware vCenter Server File Upload Vulnerability
- Known exploited in the CISA KEV catalog since 3 Nov 2021
- critical 9.8 CVSS 3.1 (NVD)
- EPSS 99.9% chance of exploitation in the next 30 days, higher than 99% of CVEs (30 Oct 2026)
- Last changed at its sources
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Summary
VMware vCenter Server contains a file upload vulnerability in the Analytics service that allows a user with network access to port 443 to execute code.
Description
The vCenter Server contains an arbitrary file upload vulnerability in the Analytics service. A malicious actor with network access to port 443 on vCenter Server may exploit this issue to execute code on vCenter Server by uploading a specially crafted file.
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| n/a VMware vCenter Server, VMware Cloud Foundation | VMware vCenter Server(7.x before 7.0 U2c and 6.7 before 6.7 U3o) and VMware Cloud Foundation (4.x before 4.3 and 3.x before 3.10.2.2) | — |
Exploitation
| In CISA KEV since | 3 Nov 2021 |
|---|---|
| Due date for US federal agencies | 17 Nov 2021 |
| Used in ransomware campaigns | Known |
| Required action | Apply updates per vendor instructions. |
Severity
| CVSS 3.1 | 9.8 criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HScored by NVD |
|---|---|
| Weakness | CWE-22 |
References
- CVE-2021-22005 on NVD
- CVE-2021-22005 in the CISA KEV catalog
- http://packetstormsecurity.com/files/164439/VMware-vCenter-Server-Analytics-CEIP-Service-File-Upload.html Exploit, Third Party Advisory, VDB Entry
- https://www.vmware.com/security/advisories/VMSA-2021-0020.html Patch, Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-22005 US Government Resource
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.