{ "id": "CVE-2021-27649", "sourceIdentifier": "security@synology.com", "published": "2021-06-23T10:15:08.183", "lastModified": "2021-06-29T19:51:08.390", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [ { "lang": "en", "value": "Use after free vulnerability in file transfer protocol component in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows remote attackers to execute arbitrary code via unspecified vectors." }, { "lang": "es", "value": "Una vulnerabilidad de uso de memoria previamente liberada en el componente file transfer protocol en Synology DiskStation Manager (DSM) versiones anteriores a 6.2.3-25426-3, permite a atacantes remotos ejecutar c\u00f3digo arbitrario por medio de vectores no especificados" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL" }, "exploitabilityScore": 3.9, "impactScore": 5.9 }, { "source": "security@synology.com", "type": "Secondary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL" }, "exploitabilityScore": 3.9, "impactScore": 5.9 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "availabilityImpact": "PARTIAL", "baseScore": 7.5 }, "baseSeverity": "HIGH", "exploitabilityScore": 10.0, "impactScore": 6.4, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "security@synology.com", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-416" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:synology:diskstation_manager:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.2", "versionEndExcluding": "6.2.3-25426-3", "matchCriteriaId": "2978B4D8-CFFD-4DFD-BA2A-B1A267EFA58F" }, { "vulnerable": true, "criteria": "cpe:2.3:o:synology:diskstation_manager_unified_controller:*:*:*:*:*:*:*:*", "versionEndExcluding": "3.1-23033", "matchCriteriaId": "8D88DE55-6990-40E9-9982-21070DB70608" } ] } ] } ], "references": [ { "url": "https://www.synology.com/security/advisory/Synology_SA_20_26", "source": "security@synology.com", "tags": [ "Vendor Advisory" ] } ] }