2 lines
3.0 KiB
JSON
2 lines
3.0 KiB
JSON
{"affected":[{"affectedData":[{"product":"upx","vendor":"n/a","versions":[{"status":"affected","version":"UPX 3.96"}]}],"source":"secalert@redhat.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:upx:upx:3.96:*:*:*:*:*:*:*","matchCriteriaId":"AF2AC603-0693-418E-AA91-8942C20109C3","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"A flaw was found in upx canPack in p_lx_elf.cpp in UPX 3.96. This flaw allows attackers to cause a denial of service (SEGV or buffer overflow and application crash) or possibly have unspecified other impacts via a crafted ELF. The highest threat from this vulnerability is to system availability."},{"lang":"es","value":"Se detectó un fallo en upx canPack en el archivo p_lx_elf.cpp en UPX versión 3.96. Este fallo permite a atacantes causar una denegación de servicio (SEGV o desbordamiento de búfer y bloqueo de la aplicación) o posiblemente tener otros impactos no especificados por medio de un ELF diseñado. La mayor amenaza de esta vulnerabilidad es la disponibilidad del sistema."}],"id":"CVE-2021-20285","lastModified":"2026-06-17T03:33:36.467","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"HIGH","cvssData":{"accessComplexity":"MEDIUM","accessVector":"NETWORK","authentication":"NONE","availabilityImpact":"COMPLETE","baseScore":8.3,"confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","vectorString":"AV:N/AC:M/Au:N/C:P/I:P/A:C","version":"2.0"},"exploitabilityScore":8.6,"impactScore":8.5,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":true}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":6.6,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H","version":"3.1"},"exploitabilityScore":1.8,"impactScore":4.7,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2021-03-26T17:15:13.140","references":[{"source":"secalert@redhat.com","tags":["Issue Tracking","Third Party Advisory"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1937787"},{"source":"secalert@redhat.com","tags":["Exploit","Issue Tracking","Third Party Advisory"],"url":"https://github.com/upx/upx/issues/421"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Third Party Advisory"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1937787"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Issue Tracking","Third Party Advisory"],"url":"https://github.com/upx/upx/issues/421"}],"sourceIdentifier":"secalert@redhat.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-119"}],"source":"secalert@redhat.com","type":"Secondary"},{"description":[{"lang":"en","value":"CWE-787"}],"source":"nvd@nist.gov","type":"Primary"}]}
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