{
    "id": "CVE-2023-39780",
    "published": "2023-09-11 19:15:43",
    "last_modified": "2026-06-17 06:12:51",
    "cvss_score": "8.8",
    "cvss_severity": "HIGH",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-78",
    "description": "On ASUS RT-AX55 3.0.0.4.386.51598 devices, authenticated attackers can perform OS command injection via the /start_apply.htm qos_bw_rulelist parameter. NOTE: for the similar \"token-generated module\" issue, see CVE-2023-41345; for the similar \"token-refresh module\" issue, see CVE-2023-41346; for the similar \"check token module\" issue, see CVE-2023-41347; and for the similar \"code-authentication module\" issue, see CVE-2023-41348.",
    "epss_score": "0.40189",
    "epss_percentile": "0.98591",
    "kev": 1,
    "kev_due": "2025-06-23",
    "has_exploit": 0,
    "updated_at": "2026-09-26 18:32:36",
    "priority": {
        "rank": 1,
        "label": "Patch first",
        "why": "On CISA KEV — known exploited in the wild, due 2025-06-23."
    },
    "products": [
        {
            "vendor": "asus",
            "product": "rt-ax55"
        },
        {
            "vendor": "asus",
            "product": "rt-ax55_firmware"
        }
    ],
    "kev_detail": {
        "cve_id": "CVE-2023-39780",
        "date_added": "2025-06-02",
        "due_date": "2025-06-23",
        "vendor": "ASUS",
        "product": "RT-AX55 Routers",
        "name": "ASUS RT-AX55 Routers OS Command Injection Vulnerability",
        "ransomware": 0
    },
    "exploits": [],
    "refs_list": [
        "https://github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/1/EN.md",
        "https://github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/2/EN.md",
        "https://github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/3/EN.md",
        "https://github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/4/EN.md",
        "https://github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/5/EN.md",
        "https://github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/6/EN.md",
        "https://github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/1/EN.md",
        "https://github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/2/EN.md",
        "https://github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/3/EN.md",
        "https://github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/4/EN.md",
        "https://github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/5/EN.md",
        "https://github.com/D2y6p/CVE/blob/main/asus/CVE-2023-39780/6/EN.md",
        "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-39780",
        "https://www.greynoise.io/blog/stealthy-backdoor-campaign-affecting-asus-routers"
    ]
}