CVE-2014-5177

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(19) virConnectBaselineCPU API method, related to an XML External Entity (XXE) issue. NOTE: this issue was SPLIT from CVE-2014-0179 per ADT3 due to different affected versions of some vectors."}, {"lang": "es", "value": "libvirt 1.0.0 hasta 1.2.x anterior a 1.2.5, cuando el control de acceso detallado est\u00e1 habilitado, permite a usuarios locales leer ficheros arbitrarios a trav\u00e9s de un documento XML manipulado que contiene una declaraci\u00f3n de entidad externa XML en conjunto con una referencia de entidad en el m\u00e9todo API (1) virDomainDefineXML, (2) virNetworkCreateXML, (3) virNetworkDefineXML, (4) virStoragePoolCreateXML, (5) virStoragePoolDefineXML, (6) virStorageVolCreateXML, (7) virDomainCreateXML, (8) virNodeDeviceCreateXML, (9) virInterfaceDefineXML, (10) virStorageVolCreateXMLFrom, (11) virConnectDomainXMLFromNative, (12) virConnectDomainXMLToNative, (13) virSecretDefineXML, (14) virNWFilterDefineXML, (15) virDomainSnapshotCreateXML, (16) virDomainSaveImageDefineXML, (17) virDomainCreateXMLWithFiles, (18) virConnectCompareCPU o (19) virConnectBaselineCPU, relacionado con un problema de entidad externa XML (XXE). NOTA: este problema ha sido dividido (SPLIT) del CVE-2014-0179 por ADT3 debido a las diferentes versiones afectadas de algunos vectores."}], "id": "CVE-2014-5177", "lastModified": "2026-06-17T00:11:09.777", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "HIGH", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 1.2, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:L/AC:H/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 1.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2014-08-03T18:55:05.693", "references": [{"source": "cve@mitre.org", "url": "http://libvirt.org/news.html"}, {"source": "cve@mitre.org", "url": "http://lists.opensuse.org/opensuse-updates/2014-05/msg00048.html"}, {"source": "cve@mitre.org", "url": "http://lists.opensuse.org/opensuse-updates/2014-05/msg00052.html"}, {"source": "cve@mitre.org", "url": "http://rhn.redhat.com/errata/RHSA-2014-0560.html"}, {"source": "cve@mitre.org", "url": "http://secunia.com/advisories/60895"}, {"source": "cve@mitre.org", "url": "http://security.gentoo.org/glsa/glsa-201412-04.xml"}, {"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "http://security.libvirt.org/2014/0003.html"}, {"source": "cve@mitre.org", "url": "http://www.ubuntu.com/usn/USN-2366-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://libvirt.org/news.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-updates/2014-05/msg00048.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-updates/2014-05/msg00052.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://rhn.redhat.com/errata/RHSA-2014-0560.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/60895"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://security.gentoo.org/glsa/glsa-201412-04.xml"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "http://security.libvirt.org/2014/0003.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ubuntu.com/usn/USN-2366-1"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Upstream acknowledges Daniel P. Berrange and Richard Jones as the original reporters.", "affected_release": [{"advisory": "RHSA-2014:0914", "cpe": "cpe:/o:redhat:enterprise_linux:7", "impact": "moderate", "package": "libvirt-0:1.1.1-29.el7_0.1", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2014-07-22T00:00:00Z"}], "bugzilla": {"description": "libvirt: unsafe parsing of XML documents allows libvirt DoS and/or arbitrary file read", "id": "1088290", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1088290"}, "csaw": false, "cvss": {"cvss_base_score": "3.3", "cvss_scoring_vector": "AV:A/AC:L/Au:N/C:N/I:N/A:P", "status": "verified"}, "cwe": "CWE-611", "details": ["libvirt 1.0.0 through 1.2.x before 1.2.5, when fine grained access control is enabled, allows local users to read arbitrary files via a crafted XML document containing an XML external entity declaration in conjunction with an entity reference to the (1) virDomainDefineXML, (2) virNetworkCreateXML, (3) virNetworkDefineXML, (4) virStoragePoolCreateXML, (5) virStoragePoolDefineXML, (6) virStorageVolCreateXML, (7) virDomainCreateXML, (8) virNodeDeviceCreateXML, (9) virInterfaceDefineXML, (10) virStorageVolCreateXMLFrom, (11) virConnectDomainXMLFromNative, (12) virConnectDomainXMLToNative, (13) virSecretDefineXML, (14) virNWFilterDefineXML, (15) virDomainSnapshotCreateXML, (16) virDomainSaveImageDefineXML, (17) virDomainCreateXMLWithFiles, (18) virConnectCompareCPU, or (19) virConnectBaselineCPU API method, related to an XML External Entity (XXE) issue. NOTE: this issue was SPLIT from CVE-2014-0179 per ADT3 due to different affected versions of some vectors.", "It was found that libvirt passes the XML_PARSE_NOENT flag when parsing XML documents using the libxml2 library, in which case all XML entities in the parsed documents are expanded. A user able to force libvirtd to parse an XML document with an entity pointing to a file could use this flaw to read the contents of that file (limited to libvirt as shipped with Red Hat Enterprise Linux 7); parsing an XML document with an entity pointing to a special file that blocks on read access could cause libvirtd to hang indefinitely, resulting in a denial of service on the system."], "name": "CVE-2014-5177", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "libvirt", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Affected", "package_name": "libvirt", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/a:redhat:storage:2.0", "fix_state": "Under investigation", "package_name": "libvirt", "product_name": "Red Hat Storage 2.0"}, {"cpe": "cpe:/a:redhat:storage:2.1", "fix_state": "Under investigation", "package_name": "libvirt", "product_name": "Red Hat Storage 2.1"}], "public_date": "2014-05-06T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2014-5177\nhttps://nvd.nist.gov/vuln/detail/CVE-2014-5177\nhttp://security.libvirt.org/2014/0003.html"], "statement": "This issue affects the versions of libvirt as shipped with Red Hat Enterprise Linux 5, however the impact is limited to denial of service since it does not support fine grained access control.", "threat_severity": "Moderate"}

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