{
    "data_type": "CVE",
    "data_format": "MITRE",
    "data_version": "4.0",
    "CVE_data_meta": {
        "ID": "CVE-2021-30866",
        "ASSIGNER": "product-security@apple.com",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Apple",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "iOS and iPadOS",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_value": "15"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "tvOS",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_value": "15"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "watchOS",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_value": "8"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "A device may be passively tracked by its WiFi MAC address"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "url": "https://support.apple.com/en-us/HT212814",
                "name": "https://support.apple.com/en-us/HT212814"
            },
            {
                "refsource": "MISC",
                "url": "https://support.apple.com/en-us/HT212819",
                "name": "https://support.apple.com/en-us/HT212819"
            },
            {
                "refsource": "MISC",
                "url": "https://support.apple.com/en-us/HT212815",
                "name": "https://support.apple.com/en-us/HT212815"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://support.apple.com/kb/HT212869",
                "url": "https://support.apple.com/kb/HT212869"
            }
        ]
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "A user privacy issue was addressed by removing the broadcast MAC address. This issue is fixed in tvOS 15, watchOS 8, iOS 15 and iPadOS 15. A device may be passively tracked by its WiFi MAC address."
            }
        ]
    }
}