{
    "id": "CVE-2022-4873",
    "published": "2023-01-11 21:15:10",
    "last_modified": "2026-06-17 05:22:04",
    "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-787",
    "description": "On Netcomm router models NF20MESH, NF20, and NL1902 a stack based buffer overflow affects the sessionKey parameter. By providing a specific number of bytes, the instruction pointer is able to be overwritten on the stack and crashes the application at a known location.",
    "epss_score": "0.07170",
    "epss_percentile": "0.94110",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-05 18:17:31",
    "priority": {
        "rank": 3,
        "label": "In your normal cycle",
        "why": "Critical by CVSS (9.8), but no sign of active exploitation."
    },
    "products": [
        {
            "vendor": "netcommwireless",
            "product": "nf20"
        },
        {
            "vendor": "netcommwireless",
            "product": "nf20_firmware"
        },
        {
            "vendor": "netcommwireless",
            "product": "nf20mesh"
        },
        {
            "vendor": "netcommwireless",
            "product": "nf20mesh_firmware"
        },
        {
            "vendor": "netcommwireless",
            "product": "nl1902"
        },
        {
            "vendor": "netcommwireless",
            "product": "nl1902_firmware"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "https://github.com/scarvell/advisories/blob/main/2022_netcomm_nf20mesh_unauth_rce.md",
        "https://github.com/scarvell/advisories/blob/main/2022_netcomm_nf20mesh_unauth_rce.md",
        "https://www.kb.cert.org/vuls/id/986018"
    ]
}