{
    "id": "CVE-2023-20867",
    "published": "2023-06-13 17:15:14",
    "last_modified": "2026-06-17 05:31:03",
    "cvss_score": "3.9",
    "cvss_severity": "LOW",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N",
    "cwe": "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.",
    "epss_score": "0.13530",
    "epss_percentile": "0.96325",
    "kev": 1,
    "kev_due": "2023-07-14",
    "has_exploit": 0,
    "updated_at": "2026-09-27 18:17:36",
    "priority": {
        "rank": 1,
        "label": "Patch first",
        "why": "On CISA KEV — known exploited in the wild, due 2023-07-14."
    },
    "products": [
        {
            "vendor": "debian",
            "product": "debian_linux"
        },
        {
            "vendor": "fedoraproject",
            "product": "fedora"
        },
        {
            "vendor": "vmware",
            "product": "tools"
        }
    ],
    "kev_detail": {
        "cve_id": "CVE-2023-20867",
        "date_added": "2023-06-23",
        "due_date": "2023-07-14",
        "vendor": "VMware",
        "product": "Tools",
        "name": "VMware Tools Authentication Bypass Vulnerability",
        "ransomware": 0
    },
    "exploits": [],
    "refs_list": [
        "http://www.openwall.com/lists/oss-security/2023/10/16/11",
        "http://www.openwall.com/lists/oss-security/2023/10/16/2",
        "https://lists.debian.org/debian-lts-announce/2023/08/msg00020.html",
        "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NVKQ6Y2JFJRWPFOZUOTFO3H27BK5GGOG/",
        "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TJNJMD67QIT6LXLKWSHFM47DCLRSMT6W/",
        "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZJM6HDRQYS74JA7YNKQBFH2XSZ52HEWH/",
        "https://security.netapp.com/advisory/ntap-20230725-0001/",
        "https://www.debian.org/security/2023/dsa-5493",
        "https://www.vmware.com/security/advisories/VMSA-2023-0013.html",
        "http://www.openwall.com/lists/oss-security/2023/10/16/11",
        "http://www.openwall.com/lists/oss-security/2023/10/16/2",
        "https://lists.debian.org/debian-lts-announce/2023/08/msg00020.html",
        "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NVKQ6Y2JFJRWPFOZUOTFO3H27BK5GGOG/",
        "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TJNJMD67QIT6LXLKWSHFM47DCLRSMT6W/",
        "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZJM6HDRQYS74JA7YNKQBFH2XSZ52HEWH/",
        "https://security.netapp.com/advisory/ntap-20230725-0001/",
        "https://www.debian.org/security/2023/dsa-5493",
        "https://www.vmware.com/security/advisories/VMSA-2023-0013.html",
        "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-20867"
    ]
}