{
    "id": "CVE-2002-1220",
    "published": "2002-11-29 05:00:00",
    "last_modified": "2026-06-16 21:58:57",
    "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": null,
    "description": "BIND 8.3.x through 8.3.3 allows remote attackers to cause a denial of service (termination due to assertion failure) via a request for a subdomain that does not exist, with an OPT resource record with a large UDP payload size.",
    "epss_score": "0.09600",
    "epss_percentile": "0.95321",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-28 18:17:03",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "freebsd",
            "product": "freebsd"
        },
        {
            "vendor": "isc",
            "product": "bind"
        },
        {
            "vendor": "openbsd",
            "product": "openbsd"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "22011",
            "title": "ISC BIND 8.3.x - OPT Record Large UDP Denial of Service",
            "date": "2002-11-12",
            "url": "https://www.exploit-db.com/exploits/22011"
        }
    ],
    "refs_list": [
        "http://bvlive01.iss.net/issEn/delivery/xforce/alertdetail.jsp?oid=21469",
        "http://lists.apple.com/archives/Security-announce/2002/Nov/msg00000.html",
        "http://marc.info/?l=bugtraq&m=103713117612842&w=2",
        "http://marc.info/?l=bugtraq&m=103763574715133&w=2",
        "http://online.securityfocus.com/advisories/4999",
        "http://online.securityfocus.com/archive/1/300019",
        "http://www.cert.org/advisories/CA-2002-31.html",
        "http://www.ciac.org/ciac/bulletins/n-013.shtml",
        "http://www.debian.org/security/2002/dsa-196",
        "http://www.isc.org/products/BIND/bind-security.html",
        "http://www.kb.cert.org/vuls/id/229595",
        "http://www.linux-mandrake.com/en/security/2002/MDKSA-2002-077.php",
        "http://www.securityfocus.com/bid/6161",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/10332",
        "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A449",
        "http://bvlive01.iss.net/issEn/delivery/xforce/alertdetail.jsp?oid=21469",
        "http://lists.apple.com/archives/Security-announce/2002/Nov/msg00000.html",
        "http://marc.info/?l=bugtraq&m=103713117612842&w=2",
        "http://marc.info/?l=bugtraq&m=103763574715133&w=2",
        "http://online.securityfocus.com/advisories/4999",
        "http://online.securityfocus.com/archive/1/300019",
        "http://www.cert.org/advisories/CA-2002-31.html",
        "http://www.ciac.org/ciac/bulletins/n-013.shtml",
        "http://www.debian.org/security/2002/dsa-196",
        "http://www.isc.org/products/BIND/bind-security.html"
    ]
}