{
    "id": "CVE-2017-9544",
    "published": "2017-06-12 06:29:00",
    "last_modified": "2026-06-17 01:28:20",
    "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": "There is a remote stack-based buffer overflow (SEH) in register.ghp in EFS Software Easy Chat Server versions 2.0 to 3.1. By sending an overly long username string to registresult.htm for registering the user, an attacker may be able to execute arbitrary code.",
    "epss_score": "0.24118",
    "epss_percentile": "0.97788",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-03 18:17:19",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "EPSS 24.1% — above the 10% action threshold."
    },
    "products": [
        {
            "vendor": "echatserver",
            "product": "easy_chat_server"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "https://www.exploit-db.com/exploits/42155/",
        "https://www.exploit-db.com/exploits/42155/"
    ]
}