CVE-2017-7539

{"id": "CVE-2017-7539", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}, {"type": "Secondary", "source": "secalert@redhat.com", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "published": "2018-07-26T14:29:00.420", "references": [{"url": "http://www.openwall.com/lists/oss-security/2017/07/21/4", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.securityfocus.com/bid/99944", "tags": ["Third Party Advisory", "VDB Entry"], "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2017:2628", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2017:3466", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2017:3470", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2017:3471", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2017:3472", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2017:3473", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2017:3474", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7539", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=2b0bbc4f8809c972bad134bc1a2570dbb01dea0b", "source": "secalert@redhat.com"}, {"url": "https://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=ff82911cd3f69f028f2537825c9720ff78bc3f19", "source": "secalert@redhat.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-617"}]}, {"type": "Secondary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "An assertion-failure flaw was found in Qemu before 2.10.1, in the Network Block Device (NBD) server's initial connection negotiation, where the I/O coroutine was undefined. This could crash the qemu-nbd server if a client sent unexpected data during connection negotiation. A remote user or process could use this flaw to crash the qemu-nbd server resulting in denial of service."}, {"lang": "es", "value": "Se ha detectado un fallo de aserci\u00f3n en Qemu en versiones anteriores a la 2.10.1 en la negociaci\u00f3n de conexi\u00f3n inicial de los servidores de NBD (Network Block Device) en el que la corrutina I/O no estaba definida. Esto podr\u00eda provocar el cierre inesperado del servidor qemu-nbd si un cliente env\u00eda datos no esperados durante la negociaci\u00f3n de la conexi\u00f3n. Un proceso o usuario remoto podr\u00eda utilizar este fallo para provocar el cierre inesperado del servidor qemu-nbd, resultando en una denegaci\u00f3n de servicio (DoS)."}], "lastModified": "2023-02-12T23:30:39.380", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "12B552F4-85B9-41D8-8408-BB42CC30F8CC", "versionEndExcluding": "2.10.1"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:redhat:openstack:6.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "31EC146C-A6F6-4C0D-AF87-685286262DAA"}, {"criteria": "cpe:2.3:a:redhat:openstack:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9DAA72A4-AC7D-4544-89D4-5B07961D5A95"}, {"criteria": "cpe:2.3:a:redhat:openstack:8:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E8B8C725-34CF-4340-BE7B-37E58CF706D6"}, {"criteria": "cpe:2.3:a:redhat:openstack:9:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F40C26BE-56CB-4022-A1D8-3CA0A8F87F4B"}, {"criteria": "cpe:2.3:a:redhat:openstack:10:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E722FEF7-58A6-47AD-B1D0-DB0B71B0C7AA"}, {"criteria": "cpe:2.3:a:redhat:openstack:11:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4E9AF77C-5D49-4842-9817-AD710A919073"}, {"criteria": "cpe:2.3:a:redhat:virtualization:4.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6BBD7A51-0590-4DDF-8249-5AFA8D645CB6"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:redhat:virtualization:3.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D86166F9-BBF0-4650-8CCD-0F9C97104D21"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "142AD0DD-4CF3-4D74-9442-459CE3347E3A"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "secalert@redhat.com"}