CVE-2013-0151

{"id": "CVE-2013-0151", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.6, "accessVector": "ADJACENT_NETWORK", "vectorString": "AV:A/AC:H/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "HIGH", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 6.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.2, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2013-03-07T05:04:42.060", "references": [{"url": "http://openwall.com/lists/oss-security/2013/01/22/10", "source": "secalert@redhat.com"}, {"url": "http://secunia.com/advisories/55082", "source": "secalert@redhat.com"}, {"url": "http://security.gentoo.org/glsa/glsa-201309-24.xml", "source": "secalert@redhat.com"}, {"url": "http://xenbits.xen.org/gitweb/?p=xen.git%3Ba=commit%3Bh=d60d7082289a74e44b3dc8f67df46c3404ca08bf", "source": "secalert@redhat.com"}, {"url": "http://openwall.com/lists/oss-security/2013/01/22/10", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://secunia.com/advisories/55082", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://security.gentoo.org/glsa/glsa-201309-24.xml", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://xenbits.xen.org/gitweb/?p=xen.git%3Ba=commit%3Bh=d60d7082289a74e44b3dc8f67df46c3404ca08bf", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-264"}]}], "descriptions": [{"lang": "en", "value": "The do_hvm_op function in xen/arch/x86/hvm/hvm.c in Xen 4.2.x on the x86_32 platform does not prevent HVM_PARAM_NESTEDHVM (aka nested virtualization) operations, which allows guest OS users to cause a denial of service (long-duration page mappings and host OS crash) by leveraging administrative access to an HVM guest in a domain with a large number of VCPUs."}, {"lang": "es", "value": "La funci\u00f3n en xen/arch/x86/hvm/hvm.c en Xen v4.2.x en la plataforma x86_32 no previenen operaciones HVM_PARAM_NESTEDHVM (tambi\u00e9n conocido como virtualizaci\u00f3n anidada) lo que permite a usuarios invitados del SO generar una denegaci\u00f3n de servicio (asignaciones de p\u00e1gina de larga duraci\u00f3n y ca\u00edda del host OS) al aprovechar el acceso administrativo a un hu\u00e9sped HVM en un dominio con un gran n\u00famero de CPU virtuales."}], "lastModified": "2024-11-21T01:46:56.953", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:xen:xen:4.2.0:-:*:*:*:*:x86:*", "vulnerable": true, "matchCriteriaId": "D66B1908-FEEF-455E-8C26-65139BF59900"}, {"criteria": "cpe:2.3:o:xen:xen:4.2.1:-:*:*:*:*:x86:*", "vulnerable": true, "matchCriteriaId": "21517C88-81CB-448D-98F3-0BAB6EDF08DD"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}