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    "dataVersion": "5.1",
    "cveMetadata": {
        "cveId": "CVE-2021-39810",
        "assignerOrgId": "baff130e-b8d5-4e15-b3d3-c3cf5d5545c6",
        "state": "PUBLISHED",
        "assignerShortName": "google_android",
        "dateReserved": "2021-08-23T19:27:46.249Z",
        "datePublished": "2023-10-30T16:18:53.654Z",
        "dateUpdated": "2025-09-04T18:33:43.363Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "baff130e-b8d5-4e15-b3d3-c3cf5d5545c6",
                "shortName": "google_android",
                "dateUpdated": "2025-09-04T18:33:43.363Z"
            },
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "description": "Elevation of privilege"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "Google",
                    "product": "Android",
                    "versions": [
                        {
                            "version": "13",
                            "status": "affected"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In verifyDefaults of CardEmulationManager.java, there is a possible way to set a third party app as the default contactless payment app without user consent due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation."
                }
            ],
            "references": [
                {
                    "url": "https://source.android.com/security/bulletin/2025-09-01"
                }
            ],
            "x_generator": {
                "engine": "cvelib 1.7.1"
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        },
        "adp": [
            {
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-08-04T02:20:33.343Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://source.android.com/docs/security/bulletin/android-14",
                        "tags": [
                            "x_transferred"
                        ]
                    }
                ]
            },
            {
                "problemTypes": [
                    {
                        "descriptions": [
                            {
                                "type": "CWE",
                                "cweId": "CWE-862",
                                "lang": "en",
                                "description": "CWE-862 Missing Authorization"
                            }
                        ]
                    }
                ],
                "affected": [
                    {
                        "vendor": "google",
                        "product": "android",
                        "cpes": [
                            "cpe:2.3:o:google:android:*:*:*:*:*:*:*:*"
                        ],
                        "defaultStatus": "unaffected",
                        "versions": [
                            {
                                "version": "0",
                                "status": "affected",
                                "lessThan": "14.0",
                                "versionType": "custom"
                            }
                        ]
                    }
                ],
                "metrics": [
                    {
                        "cvssV3_1": {
                            "scope": "UNCHANGED",
                            "version": "3.1",
                            "baseScore": 7.8,
                            "attackVector": "LOCAL",
                            "baseSeverity": "HIGH",
                            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
                            "integrityImpact": "HIGH",
                            "userInteraction": "NONE",
                            "attackComplexity": "LOW",
                            "availabilityImpact": "HIGH",
                            "privilegesRequired": "LOW",
                            "confidentialityImpact": "HIGH"
                        }
                    },
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2024-09-06T20:35:19.699902Z",
                                "id": "CVE-2021-39810",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "total"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2024-09-06T20:36:48.297Z"
                }
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}