cvelist/2021/22xxx/CVE-2021-22915.json

{
    "data_type": "CVE",
    "data_format": "MITRE",
    "data_version": "4.0",
    "CVE_data_meta": {
        "ID": "CVE-2021-22915",
        "ASSIGNER": "support@hackerone.com",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "n/a",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Nextcloud Server",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "Fixed in 19.0.11, 20.0.10, 21.0.2"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "Brute Force (CWE-307)"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "name": "https://hackerone.com/reports/1154003",
                "url": "https://hackerone.com/reports/1154003"
            },
            {
                "refsource": "MISC",
                "name": "https://nextcloud.com/security/advisory/?id=NC-SA-2021-009",
                "url": "https://nextcloud.com/security/advisory/?id=NC-SA-2021-009"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-eac0e52f88",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/L6BO6P6MP2MOWA6PZRXX32PLWPXN5O4S/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-afa7968aeb",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AGXGR6HYGQ6MZXISMJEHCOXRGRFRUFMA/"
            }
        ]
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Nextcloud server before 19.0.11, 20.0.10, 21.0.2 is vulnerable to brute force attacks due to lack of inclusion of IPv6 subnets in rate-limiting considerations. This could potentially result in an attacker bypassing rate-limit controls such as the Nextcloud brute-force protection."
            }
        ]
    }
}