{
    "CVE_data_meta": {
        "ASSIGNER": "secure@dell.com",
        "DATE_PUBLIC": "2021-06-24",
        "ID": "CVE-2021-21571",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "UEFI BIOS https stack",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "Gen 11, Gen 10"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "Dell"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Dell UEFI BIOS https stack leveraged by the Dell BIOSConnect feature and Dell HTTPS Boot feature contains an improper certificate validation vulnerability. A remote unauthenticated attacker may exploit this vulnerability using a person-in-the-middle attack which may lead to a denial of service and payload tampering."
            }
        ]
    },
    "impact": {
        "cvss": {
            "baseScore": 5.9,
            "baseSeverity": "Medium",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:H",
            "version": "3.1"
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-295: Improper Certificate Validation"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "url": "https://www.dell.com/support/kbdoc/en-us/000188682",
                "name": "https://www.dell.com/support/kbdoc/en-us/000188682"
            }
        ]
    }
}