{ "id": "CVE-2020-15112", "sourceIdentifier": "security-advisories@github.com", "published": "2020-08-05T20:15:14.553", "lastModified": "2024-11-21T05:04:50.400", "vulnStatus": "Modified", "cveTags": [], "descriptions": [ { "lang": "en", "value": "In etcd before versions 3.3.23 and 3.4.10, it is possible to have an entry index greater then the number of entries in the ReadAll method in wal/wal.go. This could cause issues when WAL entries are being read during consensus as an arbitrary etcd consensus participant could go down from a runtime panic when reading the entry." }, { "lang": "es", "value": "En etcd versiones anteriores a 3.3.23 y 3.4.10, es posible tener un \u00edndice de entrada mayor que el n\u00famero de entradas en el m\u00e9todo ReadAll en el archivo wal/wal.go. Esto podr\u00eda causar problemas cuando las entradas de WAL se leen durante el consenso, ya que un participante arbitrario del consenso etcd, podr\u00eda descender a partir de un p\u00e1nico en tiempo de ejecuci\u00f3n cuando lee la entrada" } ], "metrics": { "cvssMetricV31": [ { "source": "security-advisories@github.com", "type": "Secondary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "baseScore": 6.5, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH" }, "exploitabilityScore": 2.8, "impactScore": 3.6 }, { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "baseScore": 6.5, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH" }, "exploitabilityScore": 2.8, "impactScore": 3.6 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P", "baseScore": 4.0, "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "SINGLE", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "PARTIAL" }, "baseSeverity": "MEDIUM", "exploitabilityScore": 8.0, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "security-advisories@github.com", "type": "Secondary", "description": [ { "lang": "en", "value": "CWE-20" } ] }, { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-129" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:etcd:etcd:*:*:*:*:*:*:*:*", "versionEndExcluding": "3.3.23", "matchCriteriaId": "60E61F81-923E-4EB5-ABFD-F46AF0978E0B" }, { "vulnerable": true, "criteria": "cpe:2.3:a:etcd:etcd:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.4.0", "versionEndExcluding": "3.4.10", "matchCriteriaId": "6A6101FF-FA05-42EB-AB82-108A9372B8E6" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*", "matchCriteriaId": "36D96259-24BD-44E2-96D9-78CE1D41F956" } ] } ] } ], "references": [ { "url": "https://github.com/etcd-io/etcd/security/advisories/GHSA-m332-53r6-2w93", "source": "security-advisories@github.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L6B6R43Y7M3DCHWK3L3UVGE2K6WWECMP/", "source": "security-advisories@github.com" }, { "url": "https://github.com/etcd-io/etcd/security/advisories/GHSA-m332-53r6-2w93", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ] }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L6B6R43Y7M3DCHWK3L3UVGE2K6WWECMP/", "source": "af854a3a-2127-422b-91ae-364da2661108" } ] }