{
  "id": "CVE-2023-20867",
  "url": "https://spydr.io/cve/CVE-2023-20867",
  "published": "2023-06-13T17:15:14.070Z",
  "modified": "2026-06-17T05:31:03.380Z",
  "score": 3.9,
  "severity": "low",
  "cvss_version": "3.1",
  "vector": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N",
  "score_source": "NVD",
  "epss": 0.1353,
  "epss_percentile": 0.96355,
  "exploited": true,
  "kev": {
    "added": "2023-06-23",
    "due": "2023-07-14",
    "action": "Apply updates per vendor instructions.",
    "ransomware": "Unknown",
    "name": "VMware Tools Authentication Bypass Vulnerability",
    "notes": "https://www.vmware.com/security/advisories/VMSA-2023-0013.html; https://nvd.nist.gov/vuln/detail/CVE-2023-20867"
  },
  "ssvc_exploitation": "active",
  "vendors": [
    "VMware"
  ],
  "products": [
    "VMware Tools"
  ],
  "cwes": [
    "CWE-287"
  ],
  "description": "A fully compromised ESXi host can force VMware Tools to fail to authenticate host-to-guest operations, impacting the confidentiality and integrity of the guest virtual machine.",
  "status": "Analyzed",
  "score_type": "Primary",
  "scores": {
    "cvss_v40": null,
    "cvss_v31": 3.9,
    "cvss_v30": null
  },
  "references": [
    {
      "url": "http://www.openwall.com/lists/oss-security/2023/10/16/11",
      "tags": [
        "Mailing List",
        "Patch"
      ]
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2023/10/16/2",
      "tags": [
        "Mailing List",
        "Patch"
      ]
    },
    {
      "url": "https://lists.debian.org/debian-lts-announce/2023/08/msg00020.html",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NVKQ6Y2JFJRWPFOZUOTFO3H27BK5GGOG/",
      "tags": [
        "Mailing List",
        "Release Notes"
      ]
    },
    {
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TJNJMD67QIT6LXLKWSHFM47DCLRSMT6W/",
      "tags": [
        "Mailing List",
        "Release Notes"
      ]
    },
    {
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZJM6HDRQYS74JA7YNKQBFH2XSZ52HEWH/",
      "tags": [
        "Mailing List",
        "Release Notes"
      ]
    },
    {
      "url": "https://security.netapp.com/advisory/ntap-20230725-0001/",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.debian.org/security/2023/dsa-5493",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.vmware.com/security/advisories/VMSA-2023-0013.html",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-20867",
      "tags": [
        "US Government Resource"
      ]
    }
  ],
  "nvd_url": "https://nvd.nist.gov/vuln/detail/CVE-2023-20867",
  "covered_in": [],
  "attribution": [
    {
      "source": "NVD",
      "url": "https://nvd.nist.gov",
      "notice": "This product uses data from the NVD API but is not endorsed or certified by the NVD."
    },
    {
      "source": "CISA KEV",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "notice": "Known exploited vulnerabilities from the CISA KEV catalog."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss",
      "notice": "Exploit prediction scores from FIRST EPSS."
    }
  ]
}