{
    "id": "CVE-2016-1909",
    "published": "2016-01-15 20:59:00",
    "last_modified": "2026-06-17 00:42:50",
    "cvss_score": "9.8",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.0",
    "cvss_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-264",
    "description": "Fortinet FortiAnalyzer before 5.0.12 and 5.2.x before 5.2.5; FortiSwitch 3.3.x before 3.3.3; FortiCache 3.0.x before 3.0.8; and FortiOS 4.1.x before 4.1.11, 4.2.x before 4.2.16, 4.3.x before 4.3.17 and 5.0.x before 5.0.8 have a hardcoded passphrase for the Fortimanager_Access account, which allows remote attackers to obtain administrative access via an SSH session.",
    "epss_score": "0.71268",
    "epss_percentile": "0.99393",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-26 18:20:21",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "fortinet",
            "product": "fortios"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "43386",
            "title": "Fortinet FortiGate 4.x < 5.0.7 - SSH Backdoor Access",
            "date": "2016-01-09",
            "url": "https://www.exploit-db.com/exploits/43386"
        }
    ],
    "refs_list": [
        "http://blog.fortinet.com/post/brief-statement-regarding-issues-found-with-fortios",
        "http://packetstormsecurity.com/files/135225/FortiGate-OS-5.0.7-SSH-Backdoor.html",
        "http://seclists.org/fulldisclosure/2016/Jan/26",
        "http://www.fortiguard.com/advisory/multiple-products-ssh-undocumented-login-vulnerability",
        "http://www.securitytracker.com/id/1034663",
        "https://twitter.com/esizkur/status/686842135501508608",
        "https://www.exploit-db.com/exploits/39224/",
        "http://blog.fortinet.com/post/brief-statement-regarding-issues-found-with-fortios",
        "http://packetstormsecurity.com/files/135225/FortiGate-OS-5.0.7-SSH-Backdoor.html",
        "http://seclists.org/fulldisclosure/2016/Jan/26",
        "http://www.fortiguard.com/advisory/multiple-products-ssh-undocumented-login-vulnerability",
        "http://www.securitytracker.com/id/1034663",
        "https://twitter.com/esizkur/status/686842135501508608",
        "https://www.exploit-db.com/exploits/39224/"
    ]
}