{
    "id": "CVE-2011-3142",
    "published": "2011-08-16 21:55:01",
    "last_modified": "2026-06-16 23:32:44",
    "cvss_score": "10.0",
    "cvss_severity": "HIGH",
    "cvss_version": "2.0",
    "cvss_vector": "AV:N/AC:L/Au:N/C:C/I:C/A:C",
    "cwe": "CWE-119",
    "description": "Stack-based buffer overflow in an ActiveX control in KVWebSvr.dll in WellinTech KingView 6.52 and 6.53 allows remote attackers to execute arbitrary code via a long second argument to the ValidateUser method.",
    "epss_score": "0.38356",
    "epss_percentile": "0.98521",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-28 18:17:10",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "wellintech",
            "product": "kingview"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "16936",
            "title": "KingView 6.5.3 SCADA - ActiveX",
            "date": "2011-03-07",
            "url": "https://www.exploit-db.com/exploits/16936"
        }
    ],
    "refs_list": [
        "http://www.cnvd.org.cn/vulnerability/CNVD-2011-04541",
        "http://www.exploit-db.com/exploits/16936",
        "http://www.kingview.com/news/detail.aspx?contentid=537",
        "http://www.osvdb.org/72889",
        "http://www.scadahacker.com/exploits-wellintech-kvwebsvr.html",
        "http://www.securityfocus.com/bid/46757",
        "http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-066-01.pdf",
        "http://www.us-cert.gov/control_systems/pdf/ICSA-11-074-01.pdf",
        "http://www.cnvd.org.cn/vulnerability/CNVD-2011-04541",
        "http://www.exploit-db.com/exploits/16936",
        "http://www.kingview.com/news/detail.aspx?contentid=537",
        "http://www.osvdb.org/72889",
        "http://www.scadahacker.com/exploits-wellintech-kvwebsvr.html",
        "http://www.securityfocus.com/bid/46757",
        "http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-066-01.pdf",
        "http://www.us-cert.gov/control_systems/pdf/ICSA-11-074-01.pdf"
    ]
}