cvelist/2017/0xxx/CVE-2017-0883.json

{
    "CVE_data_meta": {
        "ASSIGNER": "support@hackerone.com",
        "ID": "CVE-2017-0883",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Nextcloud Server",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "All versions before 9.0.55 and 10.0.2"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "Nextcloud"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Nextcloud Server before 9.0.55 and 10.0.2 suffers from a permission increase on re-sharing via OCS API issue. A permission related issue within the OCS sharing API allowed an authenticated adversary to reshare shared files with an increasing permission set. This may allow an attacker to edit files in a share despite having only a 'read' permission set. Note that this only affects folders and files that the adversary has at least read-only permissions for."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "Permission Issues (CWE-275)"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "https://nextcloud.com/security/advisory/?id=nc-sa-2017-001",
                "refsource": "CONFIRM",
                "url": "https://nextcloud.com/security/advisory/?id=nc-sa-2017-001"
            },
            {
                "name": "https://hackerone.com/reports/169680",
                "refsource": "MISC",
                "url": "https://hackerone.com/reports/169680"
            }
        ]
    }
}