{
    "id": "CVE-2021-43711",
    "published": "2022-01-04 14:15:08",
    "last_modified": "2026-06-17 04:11:18",
    "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-77",
    "description": "The downloadFlile.cgi binary file in TOTOLINK EX200 V4.0.3c.7646_B20201211 has a command injection vulnerability when receiving GET parameters. The parameter name can be constructed for unauthenticated command execution.",
    "epss_score": "0.37835",
    "epss_percentile": "0.98505",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-02 18:17:31",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "EPSS 37.8% — above the 10% action threshold."
    },
    "products": [
        {
            "vendor": "totolink",
            "product": "ex200"
        },
        {
            "vendor": "totolink",
            "product": "ex200_firmware"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "https://github.com/doudoudedi/ToTolink_EX200_Cmmand_Execute/blob/main/ToTolink%20EX200%20Comand%20Injection2.md",
        "https://github.com/doudoudedi/ToTolink_EX200_Cmmand_Execute/blob/main/ToTolink%20EX200%20Comand%20Injection2.md"
    ]
}