{
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "InfoSphere Change Data Capture for z/OS",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "10.2.1"
                                        }
                                    ]
                                }
                            },
                            {
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "11.4"
                                        }
                                    ]
                                },
                                "product_name": "InfoSphere Data Replication"
                            }
                        ]
                    },
                    "vendor_name": "IBM"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "IBM InfoSphere Data Replication 11.4 and IBM InfoSphere Change Data Capture for z/OS 10.2.1, under certain configurations, could allow a user to bypass authentication mechanisms using an empty password string. IBM X-Force ID: 189834"
            }
        ]
    },
    "data_type": "CVE",
    "references": {
        "reference_data": [
            {
                "title": "IBM Security Bulletin 6472911 (InfoSphere Change Data Capture for z/OS)",
                "url": "https://www.ibm.com/support/pages/node/6472911",
                "name": "https://www.ibm.com/support/pages/node/6472911",
                "refsource": "CONFIRM"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://www.ibm.com/support/pages/node/6472909",
                "title": "IBM Security Bulletin 6472909 (InfoSphere Data Replication)",
                "url": "https://www.ibm.com/support/pages/node/6472909"
            },
            {
                "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/189834",
                "title": "X-Force Vulnerability Report",
                "refsource": "XF",
                "name": "ibm-cognos-cve20204821-sec-bypass (189834)"
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "Bypass Security"
                    }
                ]
            }
        ]
    },
    "impact": {
        "cvssv3": {
            "TM": {
                "RL": "O",
                "RC": "C",
                "E": "U"
            },
            "BM": {
                "SCORE": "5.900",
                "AC": "H",
                "A": "N",
                "C": "H",
                "S": "U",
                "AV": "N",
                "PR": "N",
                "UI": "N",
                "I": "N"
            }
        }
    },
    "CVE_data_meta": {
        "ID": "CVE-2020-4821",
        "ASSIGNER": "psirt@us.ibm.com",
        "STATE": "PUBLIC",
        "DATE_PUBLIC": "2021-07-15T00:00:00"
    },
    "data_version": "4.0"
}