cvelist/2020/15xxx/CVE-2020-15163.json

{
    "CVE_data_meta": {
        "ASSIGNER": "security-advisories@github.com",
        "ID": "CVE-2020-15163",
        "STATE": "PUBLIC",
        "TITLE": "Invalid root may become trusted root in The Update Framework (TUF)"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "tuf",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "< 0.12"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "theupdateframework"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Python TUF (The Update Framework) reference implementation before version 0.12 it will incorrectly trust a previously downloaded root metadata file which failed verification at download time. This allows an attacker who is able to serve multiple new versions of root metadata (i.e. by a person-in-the-middle attack) culminating in a version which has not been correctly signed to control the trust chain for future updates. This is fixed in version 0.12 and newer."
            }
        ]
    },
    "impact": {
        "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 8.7,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N",
            "version": "3.1"
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-863: Incorrect Authorization"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "https://github.com/theupdateframework/tuf/security/advisories/GHSA-f8mr-jv2c-v8mg",
                "refsource": "CONFIRM",
                "url": "https://github.com/theupdateframework/tuf/security/advisories/GHSA-f8mr-jv2c-v8mg"
            },
            {
                "name": "https://github.com/theupdateframework/tuf/pull/885",
                "refsource": "MISC",
                "url": "https://github.com/theupdateframework/tuf/pull/885"
            },
            {
                "name": "https://github.com/theupdateframework/tuf/releases/tag/v0.12.0",
                "refsource": "MISC",
                "url": "https://github.com/theupdateframework/tuf/releases/tag/v0.12.0"
            },
            {
                "name": "https://pypi.org/project/tuf",
                "refsource": "MISC",
                "url": "https://pypi.org/project/tuf"
            },
            {
                "name": "https://github.com/theupdateframework/tuf/commit/3d342e648fbacdf43a13d7ba8886aaaf07334af7",
                "refsource": "CONFIRM",
                "url": "https://github.com/theupdateframework/tuf/commit/3d342e648fbacdf43a13d7ba8886aaaf07334af7"
            }
        ]
    },
    "source": {
        "advisory": "GHSA-f8mr-jv2c-v8mg",
        "discovery": "UNKNOWN"
    }
}