cvelist/2021/41xxx/CVE-2021-41166.json

{
    "CVE_data_meta": {
        "ASSIGNER": "security-advisories@github.com",
        "ID": "CVE-2021-41166",
        "STATE": "PUBLIC",
        "TITLE": "Permission bypass in Nextcloud Android App"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "security-advisories",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "< 3.17.1"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "nextcloud"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "The Nextcloud Android app is the Android client for Nextcloud, a self-hosted productivity platform. An issue in versions prior to 3.17.1 may lead to sensitive information disclosure. An unauthorized app that does not have the otherwise required `MANAGE_DOCUMENTS` permission may view image thumbnails for images it does not have permission to view. Version 3.17.1 contains a patch. There are no known workarounds."
            }
        ]
    },
    "impact": {
        "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-276: Incorrect Default Permissions"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "https://hackerone.com/reports/1358597",
                "refsource": "MISC",
                "url": "https://hackerone.com/reports/1358597"
            },
            {
                "name": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-wrwg-jwpg-r3c4",
                "refsource": "CONFIRM",
                "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-wrwg-jwpg-r3c4"
            },
            {
                "name": "https://github.com/nextcloud/android/commit/aa47197109970b8449c4e44601eba36e3481b086",
                "refsource": "MISC",
                "url": "https://github.com/nextcloud/android/commit/aa47197109970b8449c4e44601eba36e3481b086"
            },
            {
                "name": "https://github.com/nextcloud/android/commit/b6ecf515b38c2d82d32743f27236534f3e03ee0c",
                "refsource": "MISC",
                "url": "https://github.com/nextcloud/android/commit/b6ecf515b38c2d82d32743f27236534f3e03ee0c"
            }
        ]
    },
    "source": {
        "advisory": "GHSA-wrwg-jwpg-r3c4",
        "discovery": "UNKNOWN"
    }
}