nuclei-templates/http/cves/2021/CVE-2021-21985.yaml

47 lines
1.9 KiB
YAML

id: CVE-2021-21985
info:
name: VMware vSphere Client (HTML5) - Remote Code Execution
author: D0rkerDevil
severity: critical
description: |
The vSphere Client (HTML5) contains a remote code execution vulnerability due to lack of input validation in the Virtual SAN Health Check plug-in which is enabled by default in vCenter Server. A malicious actor with network access to port 443 may exploit this issue to execute commands with unrestricted privileges on the underlying operating system that hosts vCenter Server.
remediation: |
Apply the necessary security patches or updates provided by VMware to mitigate this vulnerability.
reference:
- https://www.vmware.com/security/advisories/VMSA-2021-0010.html
- https://github.com/alt3kx/CVE-2021-21985_PoC
- https://nvd.nist.gov/vuln/detail/CVE-2021-21985
- http://packetstormsecurity.com/files/162812/VMware-Security-Advisory-2021-0010.html
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
cvss-score: 9.8
cve-id: CVE-2021-21985
cwe-id: CWE-20
epss-score: 0.9737
epss-percentile: 0.99883
cpe: cpe:2.3:a:vmware:vcenter_server:6.5:-:*:*:*:*:*:*
metadata:
max-request: 1
vendor: vmware
product: vcenter_server
tags: packetstorm,cve,cve2021,rce,vsphere,vmware,kev
http:
- raw:
- |
POST /ui/h5-vsan/rest/proxy/service/com.vmware.vsan.client.services.capability.VsanCapabilityProvider/getClusterCapabilityData HTTP/1.1
Host: {{Hostname}}
Accept: */*
Content-Type: application/json
{"methodInput":[{"type":"ClusterComputeResource","value": null,"serverGuid": null}]}
matchers:
- type: word
part: body
words:
- '{"result":{"isDisconnected":'
# digest: 490a0046304402201200ebce2e811dbcf92bc6169b2181ca149a821a28747ce87754697d3dd6671902207091dc08ce5d83d2ebbfa29e0fece5be6bc5806b930378a14630a9a589fd4df5:922c64590222798bb761d5b6d8e72950