CVE-2020-15163

{"id": "CVE-2020-15163", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.9, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:S/C:P/I:P/A:N", "authentication": "SINGLE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 4.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 6.8, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 8.2, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.8, "exploitabilityScore": 1.8}, {"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 8.7, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.8, "exploitabilityScore": 2.3}]}, "published": "2020-09-09T18:15:22.480", "references": [{"url": "https://github.com/theupdateframework/tuf/commit/3d342e648fbacdf43a13d7ba8886aaaf07334af7", "tags": ["Broken Link"], "source": "security-advisories@github.com"}, {"url": "https://github.com/theupdateframework/tuf/pull/885", "tags": ["Patch", "Third Party Advisory"], "source": "security-advisories@github.com"}, {"url": "https://github.com/theupdateframework/tuf/releases/tag/v0.12.0", "tags": ["Third Party Advisory"], "source": "security-advisories@github.com"}, {"url": "https://github.com/theupdateframework/tuf/security/advisories/GHSA-f8mr-jv2c-v8mg", "tags": ["Third Party Advisory"], "source": "security-advisories@github.com"}, {"url": "https://pypi.org/project/tuf", "tags": ["Product", "Vendor Advisory"], "source": "security-advisories@github.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-345"}]}, {"type": "Secondary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-863"}]}], "descriptions": [{"lang": "en", "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."}, {"lang": "es", "value": "Una implementaci\u00f3n de referencia de Python TUF (The Update Framework) anterior a la versi\u00f3n 0.12, confiar\u00e1 incorrectamente en un archivo de metadatos root descargado previamente que present\u00f3 un fallo al verificar en el momento de la descarga. Esto permite a un atacante que es capaz servir m\u00faltiples versiones nuevas de metadatos root (es decir, mediante un ataque de tipo person-in-the-middle) culminar en una versi\u00f3n que no ha sido firmada correctamente para controlar la cadena de confianza de futuras actualizaciones. Esto es corregido en la versi\u00f3n 0.12 y mas recientes."}], "lastModified": "2021-11-18T17:45:53.113", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:linuxfoundation:the_update_framework:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1C553983-7EF8-4874-8793-2526811AA72F", "versionEndExcluding": "0.12.0"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}