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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:upx_project:upx:4.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "D3527302-7874-4400-B123-99C1CA6FE8EB", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "An invalid memory address reference was discovered in the elf_lookup function in p_lx_elf.cpp in UPX 4.0.0 via a crafted Mach-O file."}, {"lang": "es", "value": "Se ha detectado una referencia a una direcci\u00f3n de memoria no v\u00e1lida en la funci\u00f3n elf_lookup en el archivo p_lx_elf.cpp en UPX versi\u00f3n 4.0.0, por medio de un archivo Mach-O dise\u00f1ado."}], "id": "CVE-2020-27797", "lastModified": "2024-11-21T05:21:51.040", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "[email protected]", "type": "Primary"}]}, "published": "2022-08-25T20:15:08.537", "references": [{"source": "[email protected]", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "url": "https://github.com/upx/upx/issues/390"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "url": "https://github.com/upx/upx/issues/390"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "[email protected]", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-763"}], "source": "[email protected]", "type": "Primary"}]}

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