{
    "id": "CVE-2020-24987",
    "published": "2020-09-04 20:15:13",
    "last_modified": "2026-06-17 03:06:12",
    "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": "Tenda AC18 Router through V15.03.05.05_EN and through V15.03.05.19(6318) CN devices could cause a remote code execution due to incorrect authentication handling of vulnerable logincheck() function in /usr/lib/lua/ngx_authserver/ngx_wdas.lua file if the administrator UI Interface is set to \"radius\".",
    "epss_score": "0.03104",
    "epss_percentile": "0.87406",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-10 18:17:22",
    "priority": {
        "rank": 3,
        "label": "In your normal cycle",
        "why": "Critical by CVSS (9.8), but no sign of active exploitation."
    },
    "products": [
        {
            "vendor": "tendacn",
            "product": "ac18"
        },
        {
            "vendor": "tendacn",
            "product": "ac18_firmware"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "https://cwe.mitre.org/data/definitions/287.html",
        "https://drive.google.com/file/d/1iqpr0EofOBC6kCq2USTOBPRlJu_naFjQ/view?usp=sharing",
        "https://www.tendacn.com/en/product/AC18.html",
        "https://cwe.mitre.org/data/definitions/287.html",
        "https://drive.google.com/file/d/1iqpr0EofOBC6kCq2USTOBPRlJu_naFjQ/view?usp=sharing",
        "https://www.tendacn.com/en/product/AC18.html"
    ]
}