{
    "id": "CVE-2022-42475",
    "published": "2023-01-02 09:15:09",
    "last_modified": "2026-06-17 05:04:59",
    "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-197",
    "description": "A heap-based buffer overflow vulnerability [CWE-122] in FortiOS SSL-VPN 7.2.0 through 7.2.2, 7.0.0 through 7.0.8, 6.4.0 through 6.4.10, 6.2.0 through 6.2.11, 6.0.15 and earlier  and FortiProxy SSL-VPN 7.2.0 through 7.2.1, 7.0.7 and earlier may allow a remote unauthenticated attacker to execute arbitrary code or commands via specifically crafted requests.",
    "epss_score": "0.99474",
    "epss_percentile": "0.99943",
    "kev": 1,
    "kev_due": "2023-01-03",
    "has_exploit": 0,
    "updated_at": "2026-09-26 18:30:48",
    "priority": {
        "rank": 1,
        "label": "Patch first",
        "why": "On CISA KEV — known exploited in the wild, due 2023-01-03."
    },
    "products": [
        {
            "vendor": "fortinet",
            "product": "fim-7901e"
        },
        {
            "vendor": "fortinet",
            "product": "fim-7904e"
        },
        {
            "vendor": "fortinet",
            "product": "fim-7910e"
        },
        {
            "vendor": "fortinet",
            "product": "fim-7920e"
        },
        {
            "vendor": "fortinet",
            "product": "fim-7921f"
        },
        {
            "vendor": "fortinet",
            "product": "fim-7941f"
        },
        {
            "vendor": "fortinet",
            "product": "fortigate-6300f"
        },
        {
            "vendor": "fortinet",
            "product": "fortigate-6300f-dc"
        },
        {
            "vendor": "fortinet",
            "product": "fortigate-6500f"
        },
        {
            "vendor": "fortinet",
            "product": "fortigate-6500f-dc"
        },
        {
            "vendor": "fortinet",
            "product": "fortigate-6501f"
        },
        {
            "vendor": "fortinet",
            "product": "fortigate-6501f-dc"
        },
        {
            "vendor": "fortinet",
            "product": "fortigate-6601f"
        },
        {
            "vendor": "fortinet",
            "product": "fortigate-6601f-dc"
        },
        {
            "vendor": "fortinet",
            "product": "fortigate-7030e"
        },
        {
            "vendor": "fortinet",
            "product": "fortigate-7040e"
        },
        {
            "vendor": "fortinet",
            "product": "fortigate-7060e"
        },
        {
            "vendor": "fortinet",
            "product": "fortigate-7121f"
        },
        {
            "vendor": "fortinet",
            "product": "fortios"
        },
        {
            "vendor": "fortinet",
            "product": "fortiproxy"
        },
        {
            "vendor": "fortinet",
            "product": "fpm-7620e"
        },
        {
            "vendor": "fortinet",
            "product": "fpm-7620f"
        },
        {
            "vendor": "fortinet",
            "product": "fpm-7630e"
        }
    ],
    "kev_detail": {
        "cve_id": "CVE-2022-42475",
        "date_added": "2022-12-13",
        "due_date": "2023-01-03",
        "vendor": "Fortinet",
        "product": "FortiOS",
        "name": "Fortinet FortiOS Heap-Based Buffer Overflow Vulnerability",
        "ransomware": 1
    },
    "exploits": [],
    "refs_list": [
        "https://fortiguard.com/psirt/FG-IR-22-398",
        "https://fortiguard.com/psirt/FG-IR-22-398",
        "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-42475"
    ]
}