{
    "id": "CVE-2016-4503",
    "published": "2016-07-12 02:00:09",
    "last_modified": "2026-06-17 00:47:40",
    "cvss_score": "9.8",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-287",
    "description": "Moxa Device Server Web Console 5232-N allows remote attackers to bypass authentication, and consequently modify settings and data, via vectors related to reading a cookie parameter containing a UserId value.",
    "epss_score": "0.02848",
    "epss_percentile": "0.86329",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-11 18:17:14",
    "priority": {
        "rank": 3,
        "label": "In your normal cycle",
        "why": "Critical by CVSS (9.8), but no sign of active exploitation."
    },
    "products": [
        {
            "vendor": "moxa",
            "product": "device_server_web_console_5232-n"
        },
        {
            "vendor": "moxa",
            "product": "device_server_web_console_5232-n_firmware"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "http://www.securityfocus.com/bid/91670",
        "https://ics-cert.us-cert.gov/advisories/ICSA-16-189-02",
        "http://www.securityfocus.com/bid/91670",
        "https://ics-cert.us-cert.gov/advisories/ICSA-16-189-02"
    ]
}