{ "id": "CVE-2023-4527", "sourceIdentifier": "secalert@redhat.com", "published": "2023-09-18T17:15:55.067", "lastModified": "2023-11-16T16:15:34.163", "vulnStatus": "Modified", "descriptions": [ { "lang": "en", "value": "A flaw was found in glibc. When the getaddrinfo function is called with the AF_UNSPEC address family and the system is configured with no-aaaa mode via /etc/resolv.conf, a DNS response via TCP larger than 2048 bytes can potentially disclose stack contents through the function returned address data, and may cause a crash." }, { "lang": "es", "value": "Se encontr\u00f3 una falla en glibc. Cuando se llama a la funci\u00f3n getaddrinfo con la familia de direcciones AF_UNSPEC y el sistema est\u00e1 configurado con el modo no-aaaa a trav\u00e9s de /etc/resolv.conf, una respuesta DNS a trav\u00e9s de TCP de m\u00e1s de 2048 bytes puede potencialmente revelar el contenido de la pila de memoria a trav\u00e9s de los datos de la direcci\u00f3n devuelta por la funci\u00f3n, y puede provocar un crash." } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM" }, "exploitabilityScore": 2.2, "impactScore": 4.2 }, { "source": "secalert@redhat.com", "type": "Secondary", "cvssData": { "version": "3.1", 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List" ] }, { "url": "https://access.redhat.com/errata/RHSA-2023:5453", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://access.redhat.com/errata/RHSA-2023:5455", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://access.redhat.com/security/cve/CVE-2023-4527", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2234712", "source": "secalert@redhat.com", "tags": [ "Exploit", "Issue Tracking", "Third Party Advisory" ] }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4DBUQRRPB47TC3NJOUIBVWUGFHBJAFDL/", "source": "secalert@redhat.com", "tags": [ "Mailing List" ] }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DFG4P76UHHZEWQ26FWBXG76N2QLKKPZA/", "source": "secalert@redhat.com", "tags": [ "Mailing List" ] }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NDAQWHTSVOCOZ5K6KPIWKRT3JX4RTZUR/", "source": "secalert@redhat.com", "tags": [ "Mailing List" ] }, { "url": "https://security.gentoo.org/glsa/202310-03", "source": "secalert@redhat.com", "tags": [ "Third Party Advisory" ] }, { "url": "https://security.netapp.com/advisory/ntap-20231116-0012/", "source": "secalert@redhat.com" } ] }