{
    "id": "CVE-2009-4501",
    "published": "2009-12-31 18:30:01",
    "last_modified": "2026-06-16 23:13:47",
    "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": "The zbx_get_next_field function in libs/zbxcommon/str.c in Zabbix Server before 1.6.8 allows remote attackers to cause a denial of service (crash) via a request that lacks expected separators, which triggers a NULL pointer dereference, as demonstrated using the Command keyword.",
    "epss_score": "0.08530",
    "epss_percentile": "0.94872",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-28 18:17:08",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "zabbix",
            "product": "zabbix"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "10432",
            "title": "Zabbix Server - Multiple Vulnerabilities",
            "date": "2009-12-14",
            "url": "https://www.exploit-db.com/exploits/10432"
        }
    ],
    "refs_list": [
        "http://secunia.com/advisories/37740",
        "http://www.securityfocus.com/archive/1/508436/30/60/threaded",
        "http://www.vupen.com/english/advisories/2009/3514",
        "https://support.zabbix.com/browse/ZBX-1355",
        "http://secunia.com/advisories/37740",
        "http://www.securityfocus.com/archive/1/508436/30/60/threaded",
        "http://www.vupen.com/english/advisories/2009/3514",
        "https://support.zabbix.com/browse/ZBX-1355"
    ]
}