{
    "id": "CVE-2004-2466",
    "published": "2004-12-31 05:00:00",
    "last_modified": "2026-06-16 22:09:42",
    "cvss_score": "5.0",
    "cvss_severity": "MEDIUM",
    "cvss_version": "2.0",
    "cvss_vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
    "cwe": "CWE-119",
    "description": "chat.ghp in Easy Chat Server 1.2 allows remote attackers to cause a denial of service (server crash) via a long username parameter, possibly due to a buffer overflow.  NOTE: it was later reported that 2.2 is also affected.",
    "epss_score": "0.74696",
    "epss_percentile": "0.99489",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-26 18:14:32",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "efs_software",
            "product": "easy_chat_server"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "50999",
            "title": "Easy Chat Server 3.1 - Remote Stack Buffer Overflow (SEH)",
            "date": "2022-08-01",
            "url": "https://www.exploit-db.com/exploits/50999"
        },
        {
            "source": "exploit-db",
            "ref_id": "33326",
            "title": "EFS Easy Chat Server 3.1 - Remote Stack Buffer Overflow",
            "date": "2014-05-12",
            "url": "https://www.exploit-db.com/exploits/33326"
        },
        {
            "source": "exploit-db",
            "ref_id": "16772",
            "title": "EFS Easy Chat Server - Authentication Request Handling Buffer Overflow (Metasploit)",
            "date": "2010-08-06",
            "url": "https://www.exploit-db.com/exploits/16772"
        },
        {
            "source": "exploit-db",
            "ref_id": "4289",
            "title": "EFS Easy Chat Server 2.2 - Remote Denial of Service",
            "date": "2007-08-14",
            "url": "https://www.exploit-db.com/exploits/4289"
        }
    ],
    "refs_list": [
        "http://archives.neohapsis.com/archives/bugtraq/2004-07/0013.html",
        "http://archives.neohapsis.com/archives/fulldisclosure/2004-07/0077.html",
        "http://packetstormsecurity.com/files/167892/Easy-Chat-Server-3.1-Buffer-Overflow.html",
        "http://secunia.com/advisories/12006",
        "http://secunia.com/advisories/26461",
        "http://secunia.com/advisories/58427",
        "http://www.autistici.org/fdonato/advisory/EasyChatServer1.2-adv.txt",
        "http://www.exploit-db.com/exploits/33326",
        "http://www.osvdb.org/7416",
        "http://www.securityfocus.com/bid/25328",
        "http://www.securityfocus.com/bid/67384",
        "http://www.vupen.com/english/advisories/2007/2901",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/16629",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/36013",
        "https://www.exploit-db.com/exploits/4289",
        "http://archives.neohapsis.com/archives/bugtraq/2004-07/0013.html",
        "http://archives.neohapsis.com/archives/fulldisclosure/2004-07/0077.html",
        "http://packetstormsecurity.com/files/167892/Easy-Chat-Server-3.1-Buffer-Overflow.html",
        "http://secunia.com/advisories/12006",
        "http://secunia.com/advisories/26461",
        "http://secunia.com/advisories/58427",
        "http://www.autistici.org/fdonato/advisory/EasyChatServer1.2-adv.txt",
        "http://www.exploit-db.com/exploits/33326",
        "http://www.osvdb.org/7416",
        "http://www.securityfocus.com/bid/25328"
    ]
}