{
    "id": "CVE-2020-5644",
    "published": "2020-11-06 03:15:17",
    "last_modified": "2026-06-17 03:21:44",
    "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-120",
    "description": "Buffer overflow vulnerability in TCP/IP function included in the firmware of GT14 Model of GOT 1000 series (GT1455-QTBDE CoreOS version \"05.65.00.BD\" and earlier, GT1450-QMBDE CoreOS version \"05.65.00.BD\" and earlier, GT1450-QLBDE CoreOS version \"05.65.00.BD\" and earlier, GT1455HS-QTBDE CoreOS version \"05.65.00.BD\" and earlier, and GT1450HS-QMBDE CoreOS version \"05.65.00.BD\" and earlier) allows a remote unauthenticated attacker to stop the network functions of the products or execute a malicious program via a specially crafted packet.",
    "epss_score": "0.04544",
    "epss_percentile": "0.91321",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-07 18:17:24",
    "priority": {
        "rank": 3,
        "label": "In your normal cycle",
        "why": "Critical by CVSS (9.8), but no sign of active exploitation."
    },
    "products": [
        {
            "vendor": "mitsubishielectric",
            "product": "coreos"
        },
        {
            "vendor": "mitsubishielectric",
            "product": "gt1450-qlbde"
        },
        {
            "vendor": "mitsubishielectric",
            "product": "gt1450-qmbde"
        },
        {
            "vendor": "mitsubishielectric",
            "product": "gt1450hs-qmbde"
        },
        {
            "vendor": "mitsubishielectric",
            "product": "gt1455-qtbde"
        },
        {
            "vendor": "mitsubishielectric",
            "product": "gt1455hs-qtbde"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "https://jvn.jp/vu/JVNVU99562395/index.html",
        "https://us-cert.cisa.gov/ics/advisories/icsa-20-310-02",
        "https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2020-014.pdf",
        "https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-014_en.pdf",
        "https://jvn.jp/vu/JVNVU99562395/index.html",
        "https://us-cert.cisa.gov/ics/advisories/icsa-20-310-02",
        "https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2020-014.pdf",
        "https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-014_en.pdf"
    ]
}