{ "id": "CVE-2021-20284", "sourceIdentifier": "secalert@redhat.com", "published": "2021-03-26T17:15:13.063", "lastModified": "2023-02-12T22:15:18.057", "vulnStatus": "Modified", "descriptions": [ { "lang": "en", "value": "A flaw was found in GNU Binutils 2.35.1, where there is a heap-based buffer overflow in _bfd_elf_slurp_secondary_reloc_section in elf.c due to the number of symbols not calculated correctly. The highest threat from this vulnerability is to system availability." }, { "lang": "es", "value": "Se detect\u00f3 un fallo en GNU Binutils versi\u00f3n 2.35.1, donde se presenta un desbordamiento de b\u00fafer en la regi\u00f3n heap de la memoria en la funci\u00f3n _bfd_elf_slurp_secondary_reloc_section en el archivo elf.c debido a que el n\u00famero de s\u00edmbolos no se calcul\u00f3 correctamente. La mayor amenaza de esta vulnerabilidad es la disponibilidad del sistema." } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM" }, "exploitabilityScore": 1.8, "impactScore": 3.6 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "accessVector": "NETWORK", "accessComplexity": "MEDIUM", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.3 }, "baseSeverity": "MEDIUM", "exploitabilityScore": 8.6, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true } ] }, "weaknesses": [ { "source": "secalert@redhat.com", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-119" } ] }, { "source": "nvd@nist.gov", "type": "Secondary", "description": [ { "lang": "en", "value": "CWE-787" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:gnu:binutils:2.35.1:*:*:*:*:*:*:*", "matchCriteriaId": "CA2B34EB-DBF4-45BD-8C56-C4D8C8664420" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*", "matchCriteriaId": "5C2089EE-5D7F-47EC-8EA5-0F69790564C4" }, { "vulnerable": true, "criteria": "cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:*", "matchCriteriaId": "E7CF3019-975D-40BB-A8A4-894E62BD3797" } ] } ] } ], "references": [ { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1937784", "source": "secalert@redhat.com", "tags": [ "Exploit", "Issue Tracking", "Third Party Advisory" ] }, { "url": "https://security.gentoo.org/glsa/202208-30", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://security.netapp.com/advisory/ntap-20210521-0010/", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://sourceware.org/bugzilla/show_bug.cgi?id=26931", "source": "secalert@redhat.com", "tags": [ "Exploit", "Issue Tracking", "Third Party Advisory" ] } ] }