{
    "id": "CVE-2021-45837",
    "published": "2022-04-25 11:15:07",
    "last_modified": "2026-06-17 04:14:08",
    "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": null,
    "description": "It is possible to execute arbitrary commands as root in Terramaster F4-210, F2-210 TOS 4.2.X (4.2.15-2107141517) by sending a specifically crafted input to /tos/index.php?app/del.",
    "epss_score": "0.15962",
    "epss_percentile": "0.96808",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-04 18:17:26",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "EPSS 16% — above the 10% action threshold."
    },
    "products": [
        {
            "vendor": "terra-master",
            "product": "f2-210"
        },
        {
            "vendor": "terra-master",
            "product": "f4-210"
        },
        {
            "vendor": "terra-master",
            "product": "tos"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "http://packetstormsecurity.com/files/172881/TerraMaster-TOS-4.2.15-Remote-Code-Execution.html",
        "https://thatsn0tmy.site/posts/2021/12/how-to-summon-rces/",
        "http://packetstormsecurity.com/files/172881/TerraMaster-TOS-4.2.15-Remote-Code-Execution.html",
        "https://thatsn0tmy.site/posts/2021/12/how-to-summon-rces/"
    ]
}