CVE-2018-10534

{"id": "CVE-2018-10534", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "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": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2018-04-29T15:29:00.227", "references": [{"url": "http://www.securityfocus.com/bid/104025", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cve@mitre.org"}, {"url": "https://access.redhat.com/errata/RHBA-2019:0327", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://access.redhat.com/errata/RHSA-2018:3032", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://security.gentoo.org/glsa/201908-01", "source": "cve@mitre.org"}, {"url": "https://sourceware.org/bugzilla/show_bug.cgi?id=23110", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://usn.ubuntu.com/4336-1/", "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "The _bfd_XX_bfd_copy_private_bfd_data_common function in peXXigen.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.30, processes a negative Data Directory size with an unbounded loop that increases the value of (external_IMAGE_DEBUG_DIRECTORY) *edd so that the address exceeds its own memory region, resulting in an out-of-bounds memory write, as demonstrated by objcopy copying private info with _bfd_pex64_bfd_copy_private_bfd_data_common in pex64igen.c."}, {"lang": "es", "value": "La funci\u00f3n _bfd_XX_bfd_copy_private_bfd_data_common en peXXigen.c en la biblioteca Binary File Descriptor (BFD), tambi\u00e9n conocida como libbfd, tal y como se distribuye en GNU Binutils 2.30, procesa un tama\u00f1o Data Directory negativo con un bucle no limitado que aumenta el valor de (external_IMAGE_DEBUG_DIRECTORY) *edd para que la direcci\u00f3n exceda su propia regi\u00f3n de memoria, lo que resulta en una escritura en la memoria fuera de l\u00edmites, tal y como demuestra la copia de informaci\u00f3n privada por parte de objcopy con _bfd_pex64_bfd_copy_private_bfd_data_common en pex64igen.c."}], "lastModified": "2019-08-03T13:15:16.633", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:gnu:binutils:2.30:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1A3A002B-702A-4599-96AF-1295A7B4F5BA"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "33C068A4-3780-4EAB-A937-6082DF847564"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "51EF4996-72F4-4FA4-814F-F5991E7A8318"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "825ECE2D-E232-46E0-A047-074B34DB1E97"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}