cvelist/2021/32xxx/CVE-2021-32838.json

{
    "CVE_data_meta": {
        "ASSIGNER": "security-advisories@github.com",
        "ID": "CVE-2021-32838",
        "STATE": "PUBLIC",
        "TITLE": "Regular Expression Denial of Service in flask-restx"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "flask-restx",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "< 0.5.1"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "python-restx"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Flask-RESTX (pypi package flask-restx) is a community driven fork of Flask-RESTPlus. Flask-RESTX before version 0.5.1 is vulnerable to ReDoS (Regular Expression Denial of Service) in email_regex. This is fixed in version 0.5.1."
            }
        ]
    },
    "generator": {
        "engine": "Vulnogram 0.0.9"
    },
    "impact": {
        "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-400 Uncontrolled Resource Consumption"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "https://github.com/advisories/GHSA-3q6g-vf58-7m4g",
                "refsource": "CONFIRM",
                "url": "https://github.com/advisories/GHSA-3q6g-vf58-7m4g"
            },
            {
                "name": "https://github.com/python-restx/flask-restx/issues/372",
                "refsource": "MISC",
                "url": "https://github.com/python-restx/flask-restx/issues/372"
            },
            {
                "name": "https://github.com/python-restx/flask-restx/commit/bab31e085f355dd73858fd3715f7ed71849656da",
                "refsource": "MISC",
                "url": "https://github.com/python-restx/flask-restx/commit/bab31e085f355dd73858fd3715f7ed71849656da"
            },
            {
                "name": "https://github.com/python-restx/flask-restx/blob/fd99fe11a88531f5f3441a278f7020589f9d2cc0/flask_restx/inputs.py#L51",
                "refsource": "MISC",
                "url": "https://github.com/python-restx/flask-restx/blob/fd99fe11a88531f5f3441a278f7020589f9d2cc0/flask_restx/inputs.py#L51"
            },
            {
                "name": "https://pypi.org/project/flask-restx/",
                "refsource": "MISC",
                "url": "https://pypi.org/project/flask-restx/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-0739f45529",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5UCTFVDU3677B5OBGK4EF5NMUPJLL6SQ/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-67b7695f95",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QUD6SWZLX52AAZUHDETJ2CDMQGEPGFL3/"
            }
        ]
    },
    "source": {
        "advisory": "GHSA-3q6g-vf58-7m4g",
        "discovery": "UNKNOWN"
    }
}