CVE-2017-12448

{"id": "CVE-2017-12448", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/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": "2017-08-04T15:29:00.323", "references": [{"url": "https://sourceware.org/bugzilla/show_bug.cgi?id=21787", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "The bfd_cache_close function in bfd/cache.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29 and earlier, allows remote attackers to cause a heap use after free and possibly achieve code execution via a crafted nested archive file. This issue occurs because incorrect functions are called during an attempt to release memory. The issue can be addressed by better input validation in the bfd_generic_archive_p function in bfd/archive.c."}, {"lang": "es", "value": "La funci\u00f3n bfd_cache_close en bfd/cache.c de la librer\u00eda Binary File Descriptor (BFD), tambi\u00e9n llamada libbfd, tal y como se distribuye en GNU Binutils 2.29 y anteriores, permite que atacantes remotos provoquen un uso de memoria din\u00e1mica antes de liberaci\u00f3n y, probablemente, logren ejecutar c\u00f3digo a trav\u00e9s de un archivo anidado manipulado. Esto ocurre debido a que se llama a funciones incorrectas mientras se intenta liberar memoria. Este problema puede afrontarse mejorando la validaci\u00f3n de entradas en la funci\u00f3n bfd_generic_archive_p, en bfd/archive.c."}], "lastModified": "2017-08-07T18:40:29.730", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:gnu:binutils:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D1CD99BF-7AA0-42A4-B867-67F6DBA9AA91", "versionEndIncluding": "2.29"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}