CVE-2018-20651

{"id": "CVE-2018-20651", "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:N/UI:R/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2019-01-01T16:29:00.343", "references": [{"url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00072.html", "source": "cve@mitre.org"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00008.html", "source": "cve@mitre.org"}, {"url": "http://www.securityfocus.com/bid/106440", "tags": ["Third Party Advisory", "VDB Entry"], "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=24041", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=54025d5812ff100f5f0654eb7e1ffd50f2e37f5f", "source": "cve@mitre.org"}, {"url": "https://support.f5.com/csp/article/K38336243", "tags": ["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-476"}]}], "descriptions": [{"lang": "en", "value": "A NULL pointer dereference was discovered in elf_link_add_object_symbols in elflink.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.31.1. This occurs for a crafted ET_DYN with no program headers. A specially crafted ELF file allows remote attackers to cause a denial of service, as demonstrated by ld."}, {"lang": "es", "value": "Se ha descubierto una desreferencia de puntero NULL en elf_link_add_object_symbols en elflink.c en la biblioteca Binary File Descriptor (BFD) (tambi\u00e9n conocida como libbfd), tal y como se distribuye en la versi\u00f3n 2.31.1 de GNU Binutils. Esto ocurre en el caso de un ET_DYN manipulado sin cabeceras de programa. Un archivo ELF especialmente manipulado permite a los atacantes remotos provocar una denegaci\u00f3n de servicio (DoS), tal y como queda demostrado con Id."}], "lastModified": "2023-11-07T02:56:19.667", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:gnu:binutils:2.31.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A8A2A091-F7E8-438C-8DE8-788A1DD5D11D"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}