{
    "CVE_data_meta": {
        "ASSIGNER": "secure@microsoft.com",
        "ID": "CVE-2011-0091",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "n/a",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "n/a"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "n/a"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Kerberos in Microsoft Windows Server 2008 R2 and Windows 7 does not prevent a session from changing from strong encryption to DES encryption, which allows man-in-the-middle attackers to spoof network traffic and obtain sensitive information via a DES downgrade, aka \"Kerberos Spoofing Vulnerability.\""
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "46140",
                "refsource": "BID",
                "url": "http://www.securityfocus.com/bid/46140"
            },
            {
                "name": "70835",
                "refsource": "OSVDB",
                "url": "http://osvdb.org/70835"
            },
            {
                "name": "http://support.avaya.com/css/P8/documents/100127250",
                "refsource": "CONFIRM",
                "url": "http://support.avaya.com/css/P8/documents/100127250"
            },
            {
                "name": "43257",
                "refsource": "SECUNIA",
                "url": "http://secunia.com/advisories/43257"
            },
            {
                "name": "ms-kerberos-spoofing(64901)",
                "refsource": "XF",
                "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/64901"
            },
            {
                "name": "MS11-013",
                "refsource": "MS",
                "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-013"
            },
            {
                "name": "ADV-2011-0326",
                "refsource": "VUPEN",
                "url": "http://www.vupen.com/english/advisories/2011/0326"
            },
            {
                "name": "1025048",
                "refsource": "SECTRACK",
                "url": "http://www.securitytracker.com/id?1025048"
            },
            {
                "name": "oval:org.mitre.oval:def:12498",
                "refsource": "OVAL",
                "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12498"
            }
        ]
    }
}