CVE-2020-18778

{"id": "CVE-2020-18778", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "published": "2021-08-23T22:15:28.487", "references": [{"url": "https://bugzilla.libav.org/show_bug.cgi?id=1155", "tags": ["Broken Link", "Exploit", "Issue Tracking", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://cwe.mitre.org/data/definitions/126.html", "tags": ["Technical Description"], "source": "cve@mitre.org"}, {"url": "https://bugzilla.libav.org/show_bug.cgi?id=1155", "tags": ["Broken Link", "Exploit", "Issue Tracking", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://cwe.mitre.org/data/definitions/126.html", "tags": ["Technical Description"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-125"}]}], "descriptions": [{"lang": "en", "value": "In Libav 12.3, there is a heap-based buffer over-read in vc1_decode_p_mb_intfi in vc1_block.c that allows an attacker to cause denial-of-service via a crafted file."}, {"lang": "es", "value": "En Libav versi\u00f3n 12.3, se presenta una lectura excesiva del b\u00fafer en la regi\u00f3n heap de la memoria en la funci\u00f3n vc1_decode_p_mb_intfi en el archivo vc1_block.c, que permite a un atacante causar una denegaci\u00f3n de servicio por medio de un archivo dise\u00f1ado."}], "lastModified": "2024-11-21T05:08:49.173", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:libav:libav:12.3:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "84452BF0-1880-44B1-8BFD-87AD5DFD625C"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}