{
    "id": "CVE-2018-14665",
    "published": "2018-10-25 20:29:00",
    "last_modified": "2026-06-17 01:41:24",
    "cvss_score": "6.6",
    "cvss_severity": "MEDIUM",
    "cvss_version": "3.0",
    "cvss_vector": "CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-863",
    "description": "A flaw was found in xorg-x11-server before 1.20.3. An incorrect permission check for -modulepath and -logfile options when starting Xorg. X server allows unprivileged users with the ability to log in to the system via physical console to escalate their privileges and run arbitrary code under root privileges.",
    "epss_score": "0.27040",
    "epss_percentile": "0.97981",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-27 18:17:20",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "canonical",
            "product": "ubuntu_linux"
        },
        {
            "vendor": "debian",
            "product": "debian_linux"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_desktop"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_server"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_server_aus"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_server_eus"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_server_tus"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_workstation"
        },
        {
            "vendor": "x.org",
            "product": "x_server"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "47701",
            "title": "Xorg X11 Server - Local Privilege Escalation (Metasploit)",
            "date": "2019-11-20",
            "url": "https://www.exploit-db.com/exploits/47701"
        },
        {
            "source": "exploit-db",
            "ref_id": "46142",
            "title": "xorg-x11-server < 1.20.3 (Solaris 11) - 'inittab Local Privilege Escalation",
            "date": "2019-01-14",
            "url": "https://www.exploit-db.com/exploits/46142"
        },
        {
            "source": "exploit-db",
            "ref_id": "45938",
            "title": "Xorg X11 Server (AIX) - Local Privilege Escalation",
            "date": "2018-12-04",
            "url": "https://www.exploit-db.com/exploits/45938"
        },
        {
            "source": "exploit-db",
            "ref_id": "45922",
            "title": "xorg-x11-server < 1.20.3 - 'modulepath' Local Privilege Escalation",
            "date": "2018-11-30",
            "url": "https://www.exploit-db.com/exploits/45922"
        },
        {
            "source": "exploit-db",
            "ref_id": "45908",
            "title": "Xorg X11 Server - SUID privilege escalation (Metasploit)",
            "date": "2018-11-26",
            "url": "https://www.exploit-db.com/exploits/45908"
        },
        {
            "source": "exploit-db",
            "ref_id": "45832",
            "title": "xorg-x11-server < 1.20.1 - Local Privilege Escalation",
            "date": "2018-11-13",
            "url": "https://www.exploit-db.com/exploits/45832"
        },
        {
            "source": "exploit-db",
            "ref_id": "45742",
            "title": "xorg-x11-server 1.20.3 - Privilege Escalation",
            "date": "2018-10-30",
            "url": "https://www.exploit-db.com/exploits/45742"
        },
        {
            "source": "exploit-db",
            "ref_id": "45697",
            "title": "xorg-x11-server < 1.20.3 - Local Privilege Escalation",
            "date": "2018-10-25",
            "url": "https://www.exploit-db.com/exploits/45697"
        }
    ],
    "refs_list": [
        "http://packetstormsecurity.com/files/154942/Xorg-X11-Server-SUID-modulepath-Privilege-Escalation.html",
        "http://packetstormsecurity.com/files/155276/Xorg-X11-Server-Local-Privilege-Escalation.html",
        "http://www.securityfocus.com/bid/105741",
        "http://www.securitytracker.com/id/1041948",
        "https://access.redhat.com/errata/RHSA-2018:3410",
        "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14665",
        "https://gitlab.freedesktop.org/xorg/xserver/commit/50c0cf885a6e91c0ea71fb49fa8f1b7c86fe330e",
        "https://gitlab.freedesktop.org/xorg/xserver/commit/8a59e3b7dbb30532a7c3769c555e00d7c4301170",
        "https://lists.x.org/archives/xorg-announce/2018-October/002927.html",
        "https://security.gentoo.org/glsa/201810-09",
        "https://usn.ubuntu.com/3802-1/",
        "https://www.debian.org/security/2018/dsa-4328",
        "https://www.exploit-db.com/exploits/45697/",
        "https://www.exploit-db.com/exploits/45742/",
        "https://www.exploit-db.com/exploits/45832/",
        "https://www.exploit-db.com/exploits/45908/",
        "https://www.exploit-db.com/exploits/45922/",
        "https://www.exploit-db.com/exploits/45938/",
        "https://www.exploit-db.com/exploits/46142/",
        "https://www.securepatterns.com/2018/10/cve-2018-14665-xorg-x-server.html",
        "http://packetstormsecurity.com/files/154942/Xorg-X11-Server-SUID-modulepath-Privilege-Escalation.html",
        "http://packetstormsecurity.com/files/155276/Xorg-X11-Server-Local-Privilege-Escalation.html",
        "http://www.securityfocus.com/bid/105741",
        "http://www.securitytracker.com/id/1041948",
        "https://access.redhat.com/errata/RHSA-2018:3410"
    ]
}