{
    "id": "CVE-2020-2040",
    "published": "2020-09-09 17:15:25",
    "last_modified": "2026-06-17 03:11:42",
    "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-120",
    "description": "A buffer overflow vulnerability in PAN-OS allows an unauthenticated attacker to disrupt system processes and potentially execute arbitrary code with root privileges by sending a malicious request to the Captive Portal or Multi-Factor Authentication interface. This issue impacts: All versions of PAN-OS 8.0; PAN-OS 8.1 versions earlier than PAN-OS 8.1.15; PAN-OS 9.0 versions earlier than PAN-OS 9.0.9; PAN-OS 9.1 versions earlier than PAN-OS 9.1.3.",
    "epss_score": "0.03937",
    "epss_percentile": "0.90109",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-08 18:17:25",
    "priority": {
        "rank": 3,
        "label": "In your normal cycle",
        "why": "Critical by CVSS (9.8), but no sign of active exploitation."
    },
    "products": [
        {
            "vendor": "paloaltonetworks",
            "product": "pan-os"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "https://security.paloaltonetworks.com/CVE-2020-2040",
        "https://security.paloaltonetworks.com/CVE-2020-2040"
    ]
}