{
  "_links": {
    "capec": {
      "href": "/api/v1/vulnerability/cve-2021-21985/capec"
    },
    "cvss": {
      "href": "/api/v1/vulnerability/cve-2021-21985/cvss"
    },
    "cwe": {
      "href": "/api/v1/vulnerability/cve-2021-21985/cwe"
    },
    "enrichment": {
      "href": "/api/v1/vulnerability/cve-2021-21985/enrichment"
    },
    "gcve": {
      "href": "/api/v1/vulnerability/cve-2021-21985/gcve"
    },
    "self": {
      "href": "/api/v1/vulnerability/cve-2021-21985"
    },
    "sightings": {
      "href": "/api/v1/sightings/cve-2021-21985"
    }
  },
  "enrichments": {
    "cisa-kev": {
      "kev": true
    },
    "epss": {
      "epss": 0.99999,
      "kev": true,
      "percentile": 0.99993
    },
    "nuclei": {
      "nuclei": true,
      "nuclei_template": "http/cves/2021/CVE-2021-21985.yaml",
      "nuclei_template_severity": "critical",
      "nuclei_template_yaml": "id: CVE-2021-21985\n\ninfo:\n  name: VMware vSphere Client (HTML5) - Remote Code Execution\n  author: D0rkerDevil\n  severity: critical\n  description: |\n    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.\n  impact: |\n    Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code on the affected system.\n  remediation: |\n    Apply the necessary security patches or updates provided by VMware to mitigate this vulnerability.\n  reference:\n    - https://www.vmware.com/security/advisories/VMSA-2021-0010.html\n    - https://github.com/alt3kx/CVE-2021-21985_PoC\n    - https://nvd.nist.gov/vuln/detail/CVE-2021-21985\n    - http://packetstormsecurity.com/files/162812/VMware-Security-Advisory-2021-0010.html\n    - https://github.com/onSec-fr/CVE-2021-21985-Checker\n  classification:\n    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\n    cvss-score: 9.8\n    cve-id: CVE-2021-21985\n    cwe-id: CWE-20\n    epss-score: 0.99999\n    epss-percentile: 0.99992\n    cpe: cpe:2.3:a:vmware:vcenter_server:6.5:-:*:*:*:*:*:*\n  metadata:\n    max-request: 1\n    vendor: vmware\n    product: vcenter_server\n  tags: cve2021,cve,packetstorm,rce,vsphere,vmware,kev,vkev,vuln\n\nhttp:\n  - raw:\n      - |\n        POST /ui/h5-vsan/rest/proxy/service/com.vmware.vsan.client.services.capability.VsanCapabilityProvider/getClusterCapabilityData HTTP/1.1\n        Host: {{Hostname}}\n        Accept: */*\n        Content-Type: application/json\n\n        {\"methodInput\":[{\"type\":\"ClusterComputeResource\",\"value\": null,\"serverGuid\": null}]}\n\n    matchers:\n      - type: word\n        part: body\n        words:\n          - '{\"result\":{\"isDisconnected\":'\n# digest: 4a0a00473045022051f0a5aa6833a4669e6b4916e9e022b310bf2f73f925fd1917070acb1978635e022100b70467283f3874db85fe203bbaa7bc410b55ff2b394bd0a7f31300ef06b84ee3:922c64590222798bb761d5b6d8e72950"
    }
  },
  "vuln_id": "cve-2021-21985"
}