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Los ataques exitosos de esta vulnerabilidad pueden resultar en la habilidad no autorizada para provocar un cuelgue o bloqueo repetido frecuentemente (DOS completo) de MySQL Server. CVSS 3.0 Base Score 4.4 (impactos en la disponibilidad). Vector CVSS: (CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H)."}], "id": "CVE-2018-2771", "lastModified": "2024-11-21T04:04:24.847", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 3.5, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:S/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 6.8, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 4.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", 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"package": "rh-mariadb102-galera-0:25.3.25-1.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.5 EUS", "release_date": "2019-05-21T00:00:00Z"}, {"advisory": "RHSA-2019:1258", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-mariadb102-mariadb-1:10.2.22-1.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.5 EUS", "release_date": "2019-05-21T00:00:00Z"}, {"advisory": "RHSA-2018:3655", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-mysql57-mysql-0:5.7.24-1.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUS", "release_date": "2018-11-26T00:00:00Z"}, {"advisory": "RHSA-2019:1258", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-mariadb102-galera-0:25.3.25-1.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUS", "release_date": "2019-05-21T00:00:00Z"}, {"advisory": "RHSA-2019:1258", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-mariadb102-mariadb-1:10.2.22-1.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUS", "release_date": "2019-05-21T00:00:00Z"}], "bugzilla": {"description": "mysql: Server: Locking unspecified vulnerability (CPU Apr 2018)", "id": "1568931", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1568931"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.4", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "details": ["Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Locking). Supported versions that are affected are 5.5.59 and prior, 5.6.39 and prior and 5.7.21 and prior. Difficult to exploit vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.0 Base Score 4.4 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H)."], "name": "CVE-2018-2771", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Out of support scope", "package_name": "mysql55-mysql", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Will not fix", "package_name": "mysql", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "mariadb", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/a:redhat:openstack:7", "fix_state": "Will not fix", "package_name": "mariadb-galera", "product_name": "Red Hat Enterprise Linux OpenStack Platform 7 (Kilo)"}, {"cpe": "cpe:/a:redhat:openstack:10", "fix_state": "Will not fix", "package_name": "mariadb-galera", "product_name": "Red Hat OpenStack Platform 10 (Newton)"}, {"cpe": "cpe:/a:redhat:openstack:11", "fix_state": "Will not fix", "package_name": "mariadb-galera", "product_name": "Red Hat OpenStack Platform 11 (Ocata)"}, {"cpe": "cpe:/a:redhat:openstack:12", "fix_state": "Will not fix", "package_name": "mariadb-galera", "product_name": "Red Hat OpenStack Platform 12 (Pike)"}, {"cpe": "cpe:/a:redhat:openstack:13", "fix_state": "Will not fix", "package_name": "mariadb-galera", "product_name": "Red Hat OpenStack Platform 13 (Queens)"}, {"cpe": "cpe:/a:redhat:openstack:8", "fix_state": "Will not fix", "package_name": "mariadb-galera", "product_name": "Red Hat OpenStack Platform 8 (Liberty)"}, {"cpe": "cpe:/a:redhat:openstack:9", "fix_state": "Will not fix", "package_name": "mariadb-galera", "product_name": "Red Hat OpenStack Platform 9 (Mitaka)"}, {"cpe": "cpe:/a:redhat:rhel_software_collections:3", "fix_state": "Will not fix", "package_name": "rh-mariadb100-mariadb", "product_name": "Red Hat Software Collections"}, {"cpe": "cpe:/a:redhat:rhel_software_collections:3", "fix_state": "Will not fix", "package_name": "rh-mariadb101-mariadb", "product_name": "Red Hat Software Collections"}], "public_date": "2018-04-17T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-2771\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-2771\nhttp://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html"], "threat_severity": "Moderate", "upstream_fix": "mariadb 5.5.60, mariadb 10.2.15, mariadb 10.1.33, mariadb 10.0.35, mysql 5.5.60, mysql 5.6.40, mysql 5.7.22"}