| Title | VMware vCenter Server - Arbitrary File Upload |
|---|---|
| Author | PR3R00T |
| Severity | Critical |
| Impact | Allows an attacker to upload and execute arbitrary files on the target system |
| Remediation | Apply the necessary security patches or updates provided by VMware |
| CVSS Score | 9.8 |
| EPSS Score | 0.94457 |
| CVE ID | CVE-2021-22005 |
| CWE ID | CWE-22 |
| Tags | cve2021 cve vmware vcenter fileupload kev intrusive vkev vuln |
VMware 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.
GET / HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36
Connection: close
Accept-Encoding: gzip
POST /analytics/telemetry/ph/api/hyper/send?_c&_i=test HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (Fedora; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36
Connection: close
Content-Length: 9
Content-Type: application/json
Accept-Encoding: gzip
test_data
🔗 Nuclei Template: https://github.com/packetinside/nuclei-templates/blob/main/http/cves/2021/CVE-2021-22005.yaml
🦈 Packet Capture: ⬇️ Download cve-2021-22005.pcap
N/AN/A