{
    "id": "CVE-2006-4927",
    "published": "2006-10-10 04:06:00",
    "last_modified": "2026-06-16 22:30:09",
    "cvss_score": "4.6",
    "cvss_severity": "MEDIUM",
    "cvss_version": "2.0",
    "cvss_vector": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
    "cwe": null,
    "description": "The (a) NAVENG (NAVENG.SYS) and (b) NAVEX15 (NAVEX15.SYS) device drivers 20061.3.0.12 and later, as used in Symantec AntiVirus and security products, allow local users to gain privileges by overwriting critical system addresses using a crafted Irp to the IOCTL functions (1) 0x222AD3, (2) 0x222AD7, and (3) 0x222ADB.",
    "epss_score": "0.01755",
    "epss_percentile": "0.77268",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-10-09 18:17:06",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "symantec",
            "product": "naveng_driver"
        },
        {
            "vendor": "symantec",
            "product": "navex15_driver"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "28763",
            "title": "Symantec AntiVirus - IOCTL Kernel Privilege Escalation (1)",
            "date": "2006-08-26",
            "url": "https://www.exploit-db.com/exploits/28763"
        },
        {
            "source": "exploit-db",
            "ref_id": "28764",
            "title": "Symantec AntiVirus - IOCTL Kernel Privilege Escalation (2)",
            "date": "2006-08-26",
            "url": "https://www.exploit-db.com/exploits/28764"
        }
    ],
    "refs_list": [
        "http://secunia.com/advisories/22288",
        "http://securityreason.com/securityalert/1690",
        "http://securitytracker.com/id?1016994",
        "http://securitytracker.com/id?1016995",
        "http://securitytracker.com/id?1016996",
        "http://securitytracker.com/id?1016997",
        "http://securitytracker.com/id?1016998",
        "http://securitytracker.com/id?1016999",
        "http://securitytracker.com/id?1017000",
        "http://securitytracker.com/id?1017001",
        "http://securitytracker.com/id?1017002",
        "http://www.idefense.com/intelligence/vulnerabilities/display.php?id=417",
        "http://www.kb.cert.org/vuls/id/946820",
        "http://www.securityfocus.com/archive/1/447849/100/0/threaded",
        "http://www.securityfocus.com/bid/20360",
        "http://www.symantec.com/avcenter/security/Content/2006.10.05a.html",
        "http://www.vupen.com/english/advisories/2006/3928",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/29360",
        "http://secunia.com/advisories/22288",
        "http://securityreason.com/securityalert/1690",
        "http://securitytracker.com/id?1016994",
        "http://securitytracker.com/id?1016995",
        "http://securitytracker.com/id?1016996",
        "http://securitytracker.com/id?1016997",
        "http://securitytracker.com/id?1016998"
    ]
}