{
    "id": "CVE-2016-5008",
    "published": "2016-07-13 15:59:05",
    "last_modified": "2026-06-17 00:48:36",
    "cvss_score": "9.8",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.0",
    "cvss_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-284",
    "description": "libvirt before 2.0.0 improperly disables password checking when the password on a VNC server is set to an empty string, which allows remote attackers to bypass authentication and establish a VNC session by connecting to the server.",
    "epss_score": "0.03653",
    "epss_percentile": "0.89318",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-09 18:17:16",
    "priority": {
        "rank": 3,
        "label": "In your normal cycle",
        "why": "Critical by CVSS (9.8), but no sign of active exploitation."
    },
    "products": [
        {
            "vendor": "debian",
            "product": "debian_linux"
        },
        {
            "vendor": "redhat",
            "product": "libvirt"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "http://lists.opensuse.org/opensuse-updates/2016-07/msg00054.html",
        "http://lists.opensuse.org/opensuse-updates/2016-07/msg00055.html",
        "http://lists.opensuse.org/opensuse-updates/2016-08/msg00024.html",
        "http://rhn.redhat.com/errata/RHSA-2016-2577.html",
        "http://security.libvirt.org/2016/0001.html",
        "http://www.debian.org/security/2016/dsa-3613",
        "http://www.securityfocus.com/bid/91562",
        "https://bugzilla.redhat.com/show_bug.cgi?id=1180092",
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DZZMOMRXNPALA34XDF5NK363KDLAYSTL/",
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QTQF6LXKEEMJG4VOOCIAPJAD6ACBYP4W/",
        "https://usn.ubuntu.com/3576-1/",
        "http://lists.opensuse.org/opensuse-updates/2016-07/msg00054.html",
        "http://lists.opensuse.org/opensuse-updates/2016-07/msg00055.html",
        "http://lists.opensuse.org/opensuse-updates/2016-08/msg00024.html",
        "http://rhn.redhat.com/errata/RHSA-2016-2577.html",
        "http://security.libvirt.org/2016/0001.html",
        "http://www.debian.org/security/2016/dsa-3613",
        "http://www.securityfocus.com/bid/91562",
        "https://bugzilla.redhat.com/show_bug.cgi?id=1180092",
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DZZMOMRXNPALA34XDF5NK363KDLAYSTL/",
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QTQF6LXKEEMJG4VOOCIAPJAD6ACBYP4W/",
        "https://usn.ubuntu.com/3576-1/"
    ]
}