CVE-2020-27799

{"id": "CVE-2020-27799", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2022-08-25T20:15:08.630", "references": [{"url": "https://github.com/upx/upx/issues/391", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://github.com/upx/upx/issues/391", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-119"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-125"}]}], "descriptions": [{"lang": "en", "value": "A heap-based buffer over-read was discovered in the acc_ua_get_be32 function in miniacc.h in UPX 4.0.0 via a crafted Mach-O file."}, {"lang": "es", "value": "Se ha detectado una lectura excesiva del b\u00fafer en la regi\u00f3n heap de la memoria en la funci\u00f3n acc_ua_get_be32 en el archivo miniacc.h en UPX versi\u00f3n 4.0.0, por medio de un archivo Mach-O dise\u00f1ado."}], "lastModified": "2025-04-11T12:27:55.013", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:upx:upx:4.0.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "82490EE3-906C-49A6-836B-1DB2E4457C7C"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}