CVE-2016-2140

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2016-03-08T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "The libvirt driver in OpenStack Compute (Nova) before 2015.1.4 (kilo) and 12.0.x before 12.0.3 (liberty), when using raw storage and use_cow_images is set to false, allows remote authenticated users to read arbitrary files via a crafted qcow2 header in an ephemeral or root disk."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2016-11-25T19:57:01.000Z", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://bugs.launchpad.net/nova/+bug/1548450"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://security.openstack.org/ossa/OSSA-2016-007.html"}, {"name": "84277", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/84277"}, {"name": "[oss-security] 20160308 Re: [OSSA 2016-007] Nova host data leak through resize/migration (CVE-2016-2140)", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://www.openwall.com/lists/oss-security/2016/03/08/6"}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T23:17:50.583Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://bugs.launchpad.net/nova/+bug/1548450"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://security.openstack.org/ossa/OSSA-2016-007.html"}, {"name": "84277", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/84277"}, {"name": "[oss-security] 20160308 Re: [OSSA 2016-007] Nova host data leak through resize/migration (CVE-2016-2140)", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://www.openwall.com/lists/oss-security/2016/03/08/6"}]}]}, "cveMetadata": {"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2016-2140", "datePublished": "2016-04-12T14:00:00.000Z", "dateReserved": "2016-01-29T00:00:00.000Z", "dateUpdated": "2024-08-05T23:17:50.583Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:openstack:nova:*:*:*:*:*:*:*:*", "matchCriteriaId": "142529AB-F3CF-465C-9CB5-73882DA5F426", "versionEndExcluding": "12.0.3", "versionStartIncluding": "12.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:openstack:nova:*:*:*:*:*:*:*:*", "matchCriteriaId": "5F9CAA05-E091-44E1-A511-BA3BA7B3A11D", "versionEndExcluding": "2015.1.4", "versionStartIncluding": "2015.1.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The libvirt driver in OpenStack Compute (Nova) before 2015.1.4 (kilo) and 12.0.x before 12.0.3 (liberty), when using raw storage and use_cow_images is set to false, allows remote authenticated users to read arbitrary files via a crafted qcow2 header in an ephemeral or root disk."}, {"lang": "es", "value": "El controlador libvirt en OpenStack Compute (Nova) en versiones anteriores a 2015.1.4 (kilo) y 12.0.x en versiones anteriores a 12.0.3 (liberty), cuando usa almacenamiento en bruto y use_cow_images est\u00e1 establecido a false, permite a usuarios remotos autenticados leer archivos arbitrarios a trav\u00e9s de una cabecera qcow2 manipulada en un disco ef\u00edmero o root."}], "id": "CVE-2016-2140", "lastModified": "2026-06-17T00:43:31.107", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 3.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:S/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 6.8, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.0"}, "exploitabilityScore": 1.6, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2016-04-12T14:59:10.120", "references": [{"source": "secalert@redhat.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/03/08/6"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/84277"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "https://bugs.launchpad.net/nova/+bug/1548450"}, {"source": "secalert@redhat.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://security.openstack.org/ossa/OSSA-2016-007.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/03/08/6"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/84277"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://bugs.launchpad.net/nova/+bug/1548450"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://security.openstack.org/ossa/OSSA-2016-007.html"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-200"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "This issue was discovered by Matthew Booth (Red Hat).", "affected_release": [{"advisory": "RHSA-2016:0366", "cpe": "cpe:/a:redhat:openstack:5::el6", "package": "openstack-nova-0:2014.1.5-29.el6ost", "product_name": "Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 6", "release_date": "2016-03-08T00:00:00Z"}, {"advisory": "RHSA-2016:0365", "cpe": "cpe:/a:redhat:openstack:5::el7", "package": "openstack-nova-0:2014.1.5-29.el7ost", "product_name": "Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7", "release_date": "2016-03-08T00:00:00Z"}, {"advisory": "RHSA-2016:0364", "cpe": "cpe:/a:redhat:openstack:6::el7", "package": "openstack-nova-0:2014.2.3-54.2.el7ost", "product_name": "Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7", "release_date": "2016-03-08T00:00:00Z"}, {"advisory": "RHSA-2016:0363", "cpe": "cpe:/a:redhat:openstack:7::el7", "package": "openstack-nova-0:2015.1.2-18.2.el7ost", "product_name": "Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7", "release_date": "2016-03-08T00:00:00Z"}], "bugzilla": {"description": "openstack-nova: Host data leak through resize/migration", "id": "1313454", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1313454"}, "csaw": false, "cvss": {"cvss_base_score": "7.5", "cvss_scoring_vector": "AV:N/AC:M/Au:S/C:C/I:P/A:P", "status": "verified"}, "cwe": "CWE-200", "details": ["The libvirt driver in OpenStack Compute (Nova) before 2015.1.4 (kilo) and 12.0.x before 12.0.3 (liberty), when using raw storage and use_cow_images is set to false, allows remote authenticated users to read arbitrary files via a crafted qcow2 header in an ephemeral or root disk.", "An information-exposure flaw was found in the OpenStack Compute (nova) resize and migrate functionality. An authenticated user could write a malicious qcow header to an ephemeral or root disk, referencing a block device as a backing file. With a subsequent resize or migration, file system content on the specified device would be leaked to the user. Only setups using libvirt with raw storage and \"use_cow_images = False\" were affected."], "name": "CVE-2016-2140", "package_state": [{"cpe": "cpe:/a:redhat:openstack:8", "fix_state": "Not affected", "package_name": "openstack-nova", "product_name": "Red Hat OpenStack Platform 8 (Liberty)"}], "public_date": "2016-03-08T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2016-2140\nhttps://nvd.nist.gov/vuln/detail/CVE-2016-2140\nhttp://seclists.org/oss-sec/2016/q1/563"], "threat_severity": "Important"}

{}