{
    "CVE_data_meta": {
        "ASSIGNER": "security-advisories@github.com",
        "ID": "CVE-2022-45442",
        "STATE": "PUBLIC",
        "TITLE": "Sinatra vulnerable to Reflected File Download attack"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "sinatra",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": ">= 3.0, < 3.0.4"
                                        },
                                        {
                                            "version_value": ">= 2.0, < 2.2.3"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "sinatra"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Sinatra is a domain-specific language for creating web applications in Ruby. An issue was discovered in Sinatra 2.0 before 2.2.3 and 3.0 before 3.0.4. An application is vulnerable to a reflected file download (RFD) attack that sets the Content-Disposition header of a response when the filename is derived from user-supplied input. Version 2.2.3 and 3.0.4 contain patches for this issue."
            }
        ]
    },
    "impact": {
        "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-494: Download of Code Without Integrity Check"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "https://github.com/sinatra/sinatra/security/advisories/GHSA-2x8x-jmrp-phxw",
                "refsource": "CONFIRM",
                "url": "https://github.com/sinatra/sinatra/security/advisories/GHSA-2x8x-jmrp-phxw"
            },
            {
                "name": "https://github.com/sinatra/sinatra/commit/ea8fc9495a350f7551b39e3025bfcd06f49f363b",
                "refsource": "MISC",
                "url": "https://github.com/sinatra/sinatra/commit/ea8fc9495a350f7551b39e3025bfcd06f49f363b"
            },
            {
                "name": "https://github.com/advisories/GHSA-8x94-hmjh-97hq",
                "refsource": "MISC",
                "url": "https://github.com/advisories/GHSA-8x94-hmjh-97hq"
            },
            {
                "name": "https://www.blackhat.com/docs/eu-14/materials/eu-14-Hafif-Reflected-File-Download-A-New-Web-Attack-Vector.pdf",
                "refsource": "MISC",
                "url": "https://www.blackhat.com/docs/eu-14/materials/eu-14-Hafif-Reflected-File-Download-A-New-Web-Attack-Vector.pdf"
            },
            {
                "refsource": "MLIST",
                "name": "[debian-lts-announce] 20230110 [SECURITY] [DLA 3264-1] ruby-sinatra security update",
                "url": "https://lists.debian.org/debian-lts-announce/2023/01/msg00005.html"
            }
        ]
    },
    "source": {
        "advisory": "GHSA-2x8x-jmrp-phxw",
        "discovery": "UNKNOWN"
    }
}