{
    "id": "CVE-2009-3103",
    "published": "2009-09-08 22:30:00",
    "last_modified": "2026-06-16 23:10:57",
    "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-399",
    "description": "Array index error in the SMBv2 protocol implementation in srv2.sys in Microsoft Windows Vista Gold, SP1, and SP2, Windows Server 2008 Gold and SP2, and Windows 7 RC allows remote attackers to execute arbitrary code or cause a denial of service (system crash) via an & (ampersand) character in a Process ID High header field in a NEGOTIATE PROTOCOL REQUEST packet, which triggers an attempted dereference of an out-of-bounds memory location, aka \"SMBv2 Negotiation Vulnerability.\" NOTE: some of these details are obtained from third party information.",
    "epss_score": "0.92347",
    "epss_percentile": "0.99822",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-26 18:16:46",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "microsoft",
            "product": "windows_server_2008"
        },
        {
            "vendor": "microsoft",
            "product": "windows_vista"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "40280",
            "title": "Microsoft Windows - 'srv2.sys' SMB Code Execution (Python) (MS09-050)",
            "date": "2016-02-26",
            "url": "https://www.exploit-db.com/exploits/40280"
        },
        {
            "source": "exploit-db",
            "ref_id": "14674",
            "title": "Microsoft Windows - 'srv2.sys' SMB Negotiate ProcessID Function Table Dereference (MS09-050)",
            "date": "2010-08-17",
            "url": "https://www.exploit-db.com/exploits/14674"
        },
        {
            "source": "exploit-db",
            "ref_id": "16363",
            "title": "Microsoft Windows - 'srv2.sys' SMB Negotiate ProcessID Function Table Dereference (MS09-050) (Metasploit)",
            "date": "2010-07-03",
            "url": "https://www.exploit-db.com/exploits/16363"
        },
        {
            "source": "exploit-db",
            "ref_id": "12524",
            "title": "Microsoft Windows - SMB2 Negotiate Protocol '0x72' Response Denial of Service",
            "date": "2010-05-07",
            "url": "https://www.exploit-db.com/exploits/12524"
        },
        {
            "source": "exploit-db",
            "ref_id": "10005",
            "title": "Microsoft Windows 7/2008 R2 - Remote Kernel Crash",
            "date": "2009-11-11",
            "url": "https://www.exploit-db.com/exploits/10005"
        },
        {
            "source": "exploit-db",
            "ref_id": "9594",
            "title": "Microsoft Windows Vista/7 - SMB2.0 Negotiate Protocol Request Remote Blue Screen of Death (MS07-063)",
            "date": "2009-09-09",
            "url": "https://www.exploit-db.com/exploits/9594"
        }
    ],
    "refs_list": [
        "http://archives.neohapsis.com/archives/fulldisclosure/2009-09/0090.html",
        "http://blog.48bits.com/?p=510",
        "http://g-laurent.blogspot.com/2009/09/windows-vista7-smb20-negotiate-protocol.html",
        "http://isc.sans.org/diary.html?storyid=7093",
        "http://osvdb.org/57799",
        "http://secunia.com/advisories/36623",
        "http://www.exploit-db.com/exploits/9594",
        "http://www.kb.cert.org/vuls/id/135940",
        "http://www.microsoft.com/technet/security/advisory/975497.mspx",
        "http://www.reversemode.com/index.php?option=com_content&task=view&id=64&Itemid=1",
        "http://www.securityfocus.com/archive/1/506300/100/0/threaded",
        "http://www.securityfocus.com/archive/1/506327/100/0/threaded",
        "http://www.securityfocus.com/bid/36299",
        "http://www.securitytracker.com/id?1022848",
        "http://www.us-cert.gov/cas/techalerts/TA09-286A.html",
        "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-050",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/53090",
        "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6489",
        "http://archives.neohapsis.com/archives/fulldisclosure/2009-09/0090.html",
        "http://blog.48bits.com/?p=510",
        "http://g-laurent.blogspot.com/2009/09/windows-vista7-smb20-negotiate-protocol.html",
        "http://isc.sans.org/diary.html?storyid=7093",
        "http://osvdb.org/57799",
        "http://secunia.com/advisories/36623",
        "http://www.exploit-db.com/exploits/9594"
    ]
}