{
    "id": "CVE-2002-1123",
    "published": "2002-09-24 04:00:00",
    "last_modified": "2026-06-16 21:58:46",
    "cvss_score": "7.5",
    "cvss_severity": "HIGH",
    "cvss_version": "2.0",
    "cvss_vector": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
    "cwe": null,
    "description": "Buffer overflow in the authentication function for Microsoft SQL Server 2000 and Microsoft Desktop Engine (MSDE) 2000 allows remote attackers to execute arbitrary code via a long request to TCP port 1433, aka the \"Hello\" overflow.",
    "epss_score": "0.77712",
    "epss_percentile": "0.99553",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-26 18:14:05",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "microsoft",
            "product": "data_engine"
        },
        {
            "vendor": "microsoft",
            "product": "sql_server"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "16398",
            "title": "Microsoft SQL Server - Hello Overflow (MS02-056) (Metasploit)",
            "date": "2010-04-30",
            "url": "https://www.exploit-db.com/exploits/16398"
        },
        {
            "source": "exploit-db",
            "ref_id": "21693",
            "title": "Microsoft SQL Server 2000 - User Authentication Remote Buffer Overflow",
            "date": "2002-08-06",
            "url": "https://www.exploit-db.com/exploits/21693"
        }
    ],
    "refs_list": [
        "http://marc.info/?l=bugtraq&m=102873609025020&w=2",
        "http://online.securityfocus.com/archive/1/286220",
        "http://www.ciac.org/ciac/bulletins/n-003.shtml",
        "http://www.iss.net/security_center/static/9788.php",
        "http://www.securityfocus.com/bid/5411",
        "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2002/ms02-056",
        "http://marc.info/?l=bugtraq&m=102873609025020&w=2",
        "http://online.securityfocus.com/archive/1/286220",
        "http://www.ciac.org/ciac/bulletins/n-003.shtml",
        "http://www.iss.net/security_center/static/9788.php",
        "http://www.securityfocus.com/bid/5411",
        "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2002/ms02-056"
    ]
}