CVE-2012-3406

{"id": "CVE-2012-3406", "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": false}]}, "published": "2014-02-10T18:15:10.120", "references": [{"url": "http://rhn.redhat.com/errata/RHSA-2012-1097.html", "source": "secalert@redhat.com"}, {"url": "http://rhn.redhat.com/errata/RHSA-2012-1098.html", "source": "secalert@redhat.com"}, {"url": "http://rhn.redhat.com/errata/RHSA-2012-1185.html", "source": "secalert@redhat.com"}, {"url": "http://rhn.redhat.com/errata/RHSA-2012-1200.html", "source": "secalert@redhat.com"}, {"url": "http://www.openwall.com/lists/oss-security/2012/07/11/17", "source": "secalert@redhat.com"}, {"url": "http://www.ubuntu.com/usn/USN-1589-1", "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/attachment.cgi?id=594722", "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=826943", "source": "secalert@redhat.com"}, {"url": "https://security.gentoo.org/glsa/201503-04", "source": "secalert@redhat.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-264"}]}], "descriptions": [{"lang": "en", "value": "The vfprintf function in stdio-common/vfprintf.c in GNU C Library (aka glibc) 2.5, 2.12, and probably other versions does not \"properly restrict the use of\" the alloca function when allocating the SPECS array, which allows context-dependent attackers to bypass the FORTIFY_SOURCE format-string protection mechanism and cause a denial of service (crash) or possibly execute arbitrary code via a crafted format string using positional parameters and a large number of format specifiers, a different vulnerability than CVE-2012-3404 and CVE-2012-3405."}, {"lang": "es", "value": "La funci\u00f3n vfprintf en stdio-common/vfprintf.c en GNU C Library (tambi\u00e9n conocido como glibc) 2.5, 2.12 y probablemente otras versiones no \"restringe debidamente el uso de\" la funci\u00f3n alloca cuando asigna el array SPECS, lo que permite a atacantes dependientes de contexto evadir el mecanismo de protecci\u00f3n de cadenas de formato FORTIFY_SOURCE y causar una denegaci\u00f3n de servicio (ca\u00edda) o posiblemente ejecutar c\u00f3digo arbitrario a trav\u00e9s de una cadena de formato manipulada mediante el uso de par\u00e1metros posicionales y un gran n\u00famero de especificadores de formato, una vulnerabilidad diferente a CVE-2012-3404 y CVE-2012-3405."}], "lastModified": "2019-04-22T17:48:00.643", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:gnu:glibc:2.5:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DC0B9503-9AD0-4A1A-BD4F-4B902BFC8E5F"}, {"criteria": "cpe:2.3:a:gnu:glibc:2.12:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "18F57529-10DF-447A-8C53-DD4B1C2AA21E"}, {"criteria": "cpe:2.3:a:redhat:enterprise_virtualization:3.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "105130E9-D48E-4FB8-A715-E6438EC7E744"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:8.04:-:lts:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D6DFE2D3-46E2-4D0C-8508-30307D654560"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:10.04:-:lts:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7118F616-25CA-4E34-AA13-4D14BB62419F"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:11.04:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EF49D26F-142E-468B-87C1-BABEA445255C"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E4174F4F-149E-41A6-BBCC-D01114C05F38"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.04:-:lts:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F5D324C4-97C7-49D3-A809-9EAD4B690C69"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux:5:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AA9B3CC0-DF1C-4A86-B2A3-A9D428A5A6E6"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2F6AB192-9D7D-4A9A-8995-E53A9DE9EAFC"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}