{
    "id": "CVE-2010-0453",
    "published": "2010-02-03 18:30:00",
    "last_modified": "2026-06-16 23:16:12",
    "cvss_score": "4.9",
    "cvss_severity": "MEDIUM",
    "cvss_version": "2.0",
    "cvss_vector": "AV:L/AC:L/Au:N/C:N/I:N/A:C",
    "cwe": "CWE-20",
    "description": "The ucode_ioctl function in intel/io/ucode_drv.c in Sun Solaris 10 and OpenSolaris snv_69 through snv_133, when running on x86 architectures, allows local users to cause a denial of service (panic) via a request with a 0 size value to the UCODE_GET_VERSION IOCTL, which triggers a NULL pointer dereference in the ucode_get_rev function, related to retrieval of the microcode revision.",
    "epss_score": "0.00831",
    "epss_percentile": "0.56479",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-10-13 18:17:08",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "sun",
            "product": "opensolaris"
        },
        {
            "vendor": "sun",
            "product": "solaris"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "11351",
            "title": "Solaris/Open Solaris UCODE_GET_VERSION IOCTL - Denial of Service",
            "date": "2010-02-07",
            "url": "https://www.exploit-db.com/exploits/11351"
        }
    ],
    "refs_list": [
        "http://osvdb.org/62046",
        "http://secunia.com/advisories/38452",
        "http://sunsolve.sun.com/search/document.do?assetkey=1-21-143913-01-1",
        "http://sunsolve.sun.com/search/document.do?assetkey=1-66-275910-1",
        "http://sunsolve.sun.com/search/document.do?assetkey=1-77-1021799.1-1",
        "http://www.oracle.com/technetwork/topics/security/cpuapr2010-099504.html",
        "http://www.securityfocus.com/archive/1/509276/100/0/threaded",
        "http://www.securityfocus.com/bid/38016",
        "http://www.trapkit.de/advisories/TKADV2010-001.txt",
        "http://www.us-cert.gov/cas/techalerts/TA10-103B.html",
        "http://www.vupen.com/english/advisories/2010/0270",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/55991",
        "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6959",
        "http://osvdb.org/62046",
        "http://secunia.com/advisories/38452",
        "http://sunsolve.sun.com/search/document.do?assetkey=1-21-143913-01-1",
        "http://sunsolve.sun.com/search/document.do?assetkey=1-66-275910-1",
        "http://sunsolve.sun.com/search/document.do?assetkey=1-77-1021799.1-1",
        "http://www.oracle.com/technetwork/topics/security/cpuapr2010-099504.html",
        "http://www.securityfocus.com/archive/1/509276/100/0/threaded",
        "http://www.securityfocus.com/bid/38016",
        "http://www.trapkit.de/advisories/TKADV2010-001.txt",
        "http://www.us-cert.gov/cas/techalerts/TA10-103B.html",
        "http://www.vupen.com/english/advisories/2010/0270",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/55991"
    ]
}