{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "dateAssigned": "2017-10-12T00:00:00", "datePublic": "2017-10-31T00:00:00", "descriptions": [{"lang": "en", "value": "libvirt version 2.3.0 and later is vulnerable to a bad default configuration of \"verify-peer=no\" passed to QEMU by libvirt resulting in a failure to validate SSL/TLS certificates by default."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2017-11-06T10:57:01", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"name": "[libvirt-announce] 20171016 LSN-2017-0002 - TLS certificate verification disabled for clients", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "https://www.redhat.com/archives/libvirt-announce/2017-October/msg00001.html"}, {"tags": ["x_refsource_MISC"], "url": "https://www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1556251.html"}, {"name": "DSA-4003", "tags": ["vendor-advisory", "x_refsource_DEBIAN"], "url": "http://www.debian.org/security/2017/dsa-4003"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://access.redhat.com/security/cve/CVE-2017-1000256"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "DATE_ASSIGNED": "2017-10-12", "ID": "CVE-2017-1000256", "REQUESTER": "berrange@redhat.com", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "libvirt version 2.3.0 and later is vulnerable to a bad default configuration of \"verify-peer=no\" passed to QEMU by libvirt resulting in a failure to validate SSL/TLS certificates by default."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "[libvirt-announce] 20171016 LSN-2017-0002 - TLS certificate verification disabled for clients", "refsource": "MLIST", "url": "https://www.redhat.com/archives/libvirt-announce/2017-October/msg00001.html"}, {"name": "https://www.mail-archive.com/debian-bugs-dist@lists.debian.org/msg1556251.html", "refsource": "MISC", "url": "https://www.mail-archive.com/debian-bugs-dist@lists.debian.org/msg1556251.html"}, {"name": "DSA-4003", "refsource": "DEBIAN", "url": "http://www.debian.org/security/2017/dsa-4003"}, {"name": "https://access.redhat.com/security/cve/CVE-2017-1000256", "refsource": "CONFIRM", "url": "https://access.redhat.com/security/cve/CVE-2017-1000256"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T22:00:39.668Z"}, "title": "CVE Program Container", "references": [{"name": "[libvirt-announce] 20171016 LSN-2017-0002 - TLS certificate verification disabled for clients", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "https://www.redhat.com/archives/libvirt-announce/2017-October/msg00001.html"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1556251.html"}, {"name": "DSA-4003", "tags": ["vendor-advisory", "x_refsource_DEBIAN", "x_transferred"], "url": "http://www.debian.org/security/2017/dsa-4003"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://access.redhat.com/security/cve/CVE-2017-1000256"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2017-1000256", "datePublished": "2017-10-31T15:00:00", "dateReserved": "2017-10-18T00:00:00", "dateUpdated": "2024-08-05T22:00:39.668Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:redhat:libvirt:*:*:*:*:*:*:*:*", "matchCriteriaId": "67508AF4-AD2C-496D-9EEB-4D691CC20DB5", "versionEndExcluding": "3.9.0", "versionStartIncluding": "2.3.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "libvirt version 2.3.0 and later is vulnerable to a bad default configuration of \"verify-peer=no\" passed to QEMU by libvirt resulting in a failure to validate SSL/TLS certificates by default."}, {"lang": "es", "value": "libvirt en sus versiones 2.3.0 y posteriores es vulnerable a una mala configuraci\u00f3n por defecto de \"verify-peer=no\" que libvirt pasa a QEMU. Esto da lugar a un error a la hora de validar certificados SSL/TLS por defecto."}], "id": "CVE-2017-1000256", "lastModified": "2025-04-20T01:37:25.860", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-10-31T15:29:00.240", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "http://www.debian.org/security/2017/dsa-4003"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Vendor Advisory"], "url": "https://access.redhat.com/security/cve/CVE-2017-1000256"}, {"source": "cve@mitre.org", "url": "https://www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1556251.html"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Vendor Advisory"], "url": "https://www.redhat.com/archives/libvirt-announce/2017-October/msg00001.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.debian.org/security/2017/dsa-4003"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Vendor Advisory"], "url": "https://access.redhat.com/security/cve/CVE-2017-1000256"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1556251.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Vendor Advisory"], "url": "https://www.redhat.com/archives/libvirt-announce/2017-October/msg00001.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-295"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "This issue was discovered by Daniel P. Berrange (Red Hat).", "bugzilla": {"description": "libvirt: TLS certificate verification disabled for clients", "id": "1503658", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1503658"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.0", "cvss3_scoring_vector": "CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L", "status": "draft"}, "cwe": "CWE-295", "details": ["libvirt version 2.3.0 and later is vulnerable to a bad default configuration of \"verify-peer=no\" passed to QEMU by libvirt resulting in a failure to validate SSL/TLS certificates by default."], "name": "CVE-2017-1000256", "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": "Will not fix", "package_name": "libvirt", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Will not fix", "package_name": "libvirt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/a:redhat:enterprise_linux:7::hypervisor", "fix_state": "Will not fix", "package_name": "mingw-virt-viewer", "product_name": "Red Hat Enterprise Virtualization 3"}, {"cpe": "cpe:/a:redhat:storage:3", "fix_state": "Not affected", "package_name": "libvirt", "product_name": "Red Hat Storage 3"}], "public_date": "2017-10-16T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2017-1000256\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-1000256"], "threat_severity": "Low"}