{ "id": "CVE-2020-8938", "sourceIdentifier": "cve-coordination@google.com", "published": "2020-12-15T15:15:13.300", "lastModified": "2024-11-21T05:39:42.200", "vulnStatus": "Modified", "cveTags": [], "descriptions": [ { "lang": "en", "value": "An arbitrary memory overwrite vulnerability in Asylo versions up to 0.6.0 allows an attacker to make a host call to FromkLinuxSockAddr with attacker controlled content and size of klinux_addr which allows an attacker to write memory values from within the enclave. We recommend upgrading past commit a37fb6a0e7daf30134dbbf357c9a518a1026aa02" }, { "lang": "es", "value": "Una vulnerabilidad de sobreescritura de memoria arbitraria en Asylo versiones hasta 0.6.0, permite a un atacante realizar una llamada de host a la funci\u00f3n FromkLinuxSockAddr con contenido controlado por el atacante y tama\u00f1o de klinux_addr que permite a un atacante escribir valores de memoria desde dentro del enclave. Recomendamos actualizar m\u00e1s all\u00e1 del commit a37fb6a0e7daf30134dbbf357c9a518a1026aa02" } ], "metrics": { "cvssMetricV31": [ { "source": "cve-coordination@google.com", "type": "Secondary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N", "baseScore": 5.3, "baseSeverity": "MEDIUM", "attackVector": "LOCAL", "attackComplexity": "HIGH", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "availabilityImpact": "NONE" }, "exploitabilityScore": 1.0, "impactScore": 4.2 }, { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "baseScore": 3.3, "baseSeverity": "LOW", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "NONE" }, "exploitabilityScore": 1.8, "impactScore": 1.4 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:L/AC:L/Au:N/C:N/I:P/A:N", "baseScore": 2.1, "accessVector": "LOCAL", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "availabilityImpact": "NONE" }, "baseSeverity": "LOW", "exploitabilityScore": 3.9, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-787" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:google:asylo:*:*:*:*:*:*:*:*", "versionEndIncluding": "0.6.0", "matchCriteriaId": "D4356338-A28E-442E-BD14-1A927E3824E9" } ] } ] } ], "references": [ { "url": "https://github.com/google/asylo/commit/bda9772e7872b0d2b9bee32930cf7a4983837b39", "source": "cve-coordination@google.com", "tags": [ "Patch", "Third Party Advisory" ] }, { "url": "https://github.com/google/asylo/commit/bda9772e7872b0d2b9bee32930cf7a4983837b39", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Patch", "Third Party Advisory" ] } ] }