cvelist/2021/29xxx/CVE-2021-29451.json

{
    "CVE_data_meta": {
        "ASSIGNER": "security-advisories@github.com",
        "ID": "CVE-2021-29451",
        "STATE": "PUBLIC",
        "TITLE": "Missing validation of JWT signature in `ManyDesigns/Portofino`"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Portofino",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": ">= 5.0.0, < 5.2.1"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "ManyDesigns"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Portofino is an open source web development framework. Portofino before version 5.2.1 did not properly verify the signature of JSON Web Tokens. This allows forging a valid JWT. The issue will be patched in the upcoming 5.2.1 release."
            }
        ]
    },
    "impact": {
        "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 9.1,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N",
            "version": "3.1"
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "{\"CWE-347\":\"Improper Verification of Cryptographic Signature\"}"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "https://github.com/ManyDesigns/Portofino/security/advisories/GHSA-6g3c-2mh5-7q6x",
                "refsource": "CONFIRM",
                "url": "https://github.com/ManyDesigns/Portofino/security/advisories/GHSA-6g3c-2mh5-7q6x"
            },
            {
                "name": "https://github.com/ManyDesigns/Portofino/commit/8c754a0ad234555e813dcbf9e57d637f9f23d8fb",
                "refsource": "MISC",
                "url": "https://github.com/ManyDesigns/Portofino/commit/8c754a0ad234555e813dcbf9e57d637f9f23d8fb"
            },
            {
                "name": "https://mvnrepository.com/artifact/com.manydesigns/portofino",
                "refsource": "MISC",
                "url": "https://mvnrepository.com/artifact/com.manydesigns/portofino"
            }
        ]
    },
    "source": {
        "advisory": "GHSA-6g3c-2mh5-7q6x",
        "discovery": "UNKNOWN"
    }
}