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    "cveMetadata": {
        "cveId": "CVE-2023-39957",
        "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "state": "PUBLISHED",
        "assignerShortName": "GitHub_M",
        "dateReserved": "2023-08-07T16:27:27.075Z",
        "datePublished": "2023-08-10T15:04:16.233Z",
        "dateUpdated": "2024-10-04T18:59:32.675Z"
    },
    "containers": {
        "cna": {
            "title": "Path traversal allows tricking the Talk Android app into writing files into it's root directory",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-22",
                            "lang": "en",
                            "description": "CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "metrics": [
                {
                    "cvssV3_0": {
                        "attackComplexity": "HIGH",
                        "attackVector": "LOCAL",
                        "availabilityImpact": "HIGH",
                        "baseScore": 7.2,
                        "baseSeverity": "HIGH",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "HIGH",
                        "privilegesRequired": "HIGH",
                        "scope": "CHANGED",
                        "userInteraction": "REQUIRED",
                        "vectorString": "CVSS:3.0/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H",
                        "version": "3.0"
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                {
                    "name": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-36f7-93f3-mcfj",
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                    ],
                    "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-36f7-93f3-mcfj"
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                {
                    "name": "https://github.com/nextcloud/talk-android/pull/3064",
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                    "url": "https://hackerone.com/reports/1997029"
                }
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            "affected": [
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                    "vendor": "nextcloud",
                    "product": "security-advisories",
                    "versions": [
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                            "version": "< 17.0.0",
                            "status": "affected"
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            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "Nextcloud Talk Android allows users to place video and audio calls through Nextcloud on Android. Prior to version 17.0.0, an unprotected intend allowed malicious third party apps to trick the Talk Android app into writing files outside of its intended cache directory. Nextcloud Talk Android version 17.0.0 has a patch for this issue. No known workarounds are available."
                }
            ],
            "source": {
                "advisory": "GHSA-36f7-93f3-mcfj",
                "discovery": "UNKNOWN"
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        "adp": [
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                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-08-02T18:18:10.082Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "name": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-36f7-93f3-mcfj",
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                        "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-36f7-93f3-mcfj"
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                        "name": "https://github.com/nextcloud/talk-android/pull/3064",
                        "tags": [
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                        "url": "https://github.com/nextcloud/talk-android/pull/3064"
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                        "name": "https://hackerone.com/reports/1997029",
                        "tags": [
                            "x_refsource_MISC",
                            "x_transferred"
                        ],
                        "url": "https://hackerone.com/reports/1997029"
                    }
                ]
            },
            {
                "affected": [
                    {
                        "vendor": "nextcloud",
                        "product": "talk",
                        "cpes": [
                            "cpe:2.3:a:nextcloud:talk:*:*:*:*:*:*:*:*"
                        ],
                        "defaultStatus": "unknown",
                        "versions": [
                            {
                                "version": "0",
                                "status": "affected",
                                "lessThan": "17.0.0",
                                "versionType": "custom"
                            }
                        ]
                    }
                ],
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2024-10-04T18:16:40.418172Z",
                                "id": "CVE-2023-39957",
                                "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": "2024-10-04T18:59:32.675Z"
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    }
}