CVE-2016-6663

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10.0.x en versiones anteriores a 10.0.28 y 10.1.x en versiones anteriores a 10.1.18; Percona Server en versiones anteriores a 5.5.51-38.2, 5.6.x en versiones anteriores a 5.6.32-78-1 y 5.7.x en versiones anteriores a 5.7.14-8 y Percona XtraDB Cluster en versiones anteriores a 5.5.41-37.0, 5.6.x en versiones anteriores a 5.6.32-25.17 y 5.7.x en versiones anteriores a 5.7.14-26.17 permite a usuarios locales con ciertos permisos obtener privilegios aprovechando el uso de my_copystat por REPAIR TABLE para reparar una tabla MyISAM."}], "id": "CVE-2016-6663", "lastModified": "2026-06-17T00:51:33.190", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.4, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:L/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 3.4, "impactScore": 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{"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/92911"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/93614"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Vendor Advisory"], "url": "https://dev.mysql.com/doc/relnotes/mysql/5.5/en/news-5-5-52.html"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Vendor Advisory"], "url": "https://dev.mysql.com/doc/relnotes/mysql/5.6/en/news-5-6-33.html"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Vendor Advisory"], "url": "https://dev.mysql.com/doc/relnotes/mysql/5.7/en/news-5-7-15.html"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Vendor Advisory"], "url": "https://dev.mysql.com/doc/relnotes/mysql/8.0/en/news-8-0-1.html"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": 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"tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://github.com/mysql/mysql-server/commit/4e5473862e6852b0f3802b0cd0c6fa10b5253291"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://legalhackers.com/advisories/MySQL-Maria-Percona-PrivEscRace-CVE-2016-6663-5616-Exploit.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://mariadb.com/kb/en/mariadb/mariadb-10028-release-notes/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://mariadb.com/kb/en/mariadb/mariadb-10118-release-notes/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://mariadb.com/kb/en/mariadb/mariadb-5552-release-notes/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": 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{"affected_release": [{"advisory": "RHSA-2017:0184", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "mysql-0:5.1.73-8.el6_8", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2017-01-24T00:00:00Z"}, {"advisory": "RHSA-2016:2595", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "mariadb-1:5.5.52-1.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2016-11-03T00:00:00Z"}, {"advisory": "RHSA-2016:2130", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el6", "package": "mysql55-mysql-0:5.5.52-1.el6", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 6", "release_date": "2016-10-31T00:00:00Z"}, {"advisory": "RHSA-2016:2131", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el6", "package": "mariadb55-mariadb-0:5.5.53-1.el6", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 6", "release_date": "2016-10-31T00:00:00Z"}, {"advisory": "RHSA-2016:2749", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el6", "package": "rh-mysql56-mysql-0:5.6.34-2.el6", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 6", "release_date": "2016-11-15T00:00:00Z"}, {"advisory": "RHSA-2016:2927", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el6", "package": "rh-mariadb100-mariadb-1:10.0.28-5.el6", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 6", "release_date": "2016-12-08T00:00:00Z"}, {"advisory": "RHSA-2016:2928", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el6", "package": "rh-mariadb101-mariadb-1:10.1.19-6.el6", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 6", "release_date": "2016-12-08T00:00:00Z"}, {"advisory": "RHSA-2016:2130", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el6", "package": "mysql55-mysql-0:5.5.52-1.el6", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 6.6 EUS", "release_date": "2016-10-31T00:00:00Z"}, {"advisory": "RHSA-2016:2131", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el6", "package": "mariadb55-mariadb-0:5.5.53-1.el6", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 6.6 EUS", "release_date": "2016-10-31T00:00:00Z"}, {"advisory": "RHSA-2016:2130", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el6", "package": "mysql55-mysql-0:5.5.52-1.el6", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUS", "release_date": "2016-10-31T00:00:00Z"}, {"advisory": "RHSA-2016:2131", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el6", "package": "mariadb55-mariadb-0:5.5.53-1.el6", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUS", "release_date": "2016-10-31T00:00:00Z"}, {"advisory": "RHSA-2016:2749", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el6", "package": "rh-mysql56-mysql-0:5.6.34-2.el6", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUS", "release_date": "2016-11-15T00:00:00Z"}, {"advisory": "RHSA-2016:2927", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el6", "package": "rh-mariadb100-mariadb-1:10.0.28-5.el6", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUS", "release_date": "2016-12-08T00:00:00Z"}, {"advisory": "RHSA-2016:2928", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el6", "package": "rh-mariadb101-mariadb-1:10.1.19-6.el6", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUS", "release_date": "2016-12-08T00:00:00Z"}, {"advisory": "RHSA-2016:2130", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el7", "package": "mysql55-mysql-0:5.5.52-1.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7", "release_date": "2016-10-31T00:00:00Z"}, {"advisory": "RHSA-2016:2131", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el7", "package": "mariadb55-mariadb-0:5.5.53-1.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7", "release_date": "2016-10-31T00:00:00Z"}, {"advisory": "RHSA-2016:2749", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el7", "package": "rh-mysql56-mysql-0:5.6.34-2.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7", "release_date": "2016-11-15T00:00:00Z"}, {"advisory": "RHSA-2016:2927", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el7", "package": "rh-mariadb100-mariadb-1:10.0.28-5.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7", "release_date": "2016-12-08T00:00:00Z"}, {"advisory": "RHSA-2016:2928", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el7", "package": "rh-mariadb101-mariadb-1:10.1.19-6.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7", "release_date": "2016-12-08T00:00:00Z"}, {"advisory": "RHSA-2016:2130", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el7", "package": "mysql55-mysql-0:5.5.52-1.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.1 EUS", "release_date": "2016-10-31T00:00:00Z"}, {"advisory": "RHSA-2016:2131", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el7", "package": "mariadb55-mariadb-0:5.5.53-1.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.1 EUS", "release_date": "2016-10-31T00:00:00Z"}, {"advisory": "RHSA-2016:2749", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el7", "package": "rh-mysql56-mysql-0:5.6.34-2.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.1 EUS", "release_date": "2016-11-15T00:00:00Z"}, {"advisory": "RHSA-2016:2130", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el7", "package": "mysql55-mysql-0:5.5.52-1.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.2 EUS", "release_date": "2016-10-31T00:00:00Z"}, {"advisory": "RHSA-2016:2131", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el7", "package": "mariadb55-mariadb-0:5.5.53-1.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.2 EUS", "release_date": "2016-10-31T00:00:00Z"}, {"advisory": "RHSA-2016:2749", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el7", "package": "rh-mysql56-mysql-0:5.6.34-2.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.2 EUS", "release_date": "2016-11-15T00:00:00Z"}, {"advisory": "RHSA-2016:2927", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el7", "package": "rh-mariadb100-mariadb-1:10.0.28-5.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.2 EUS", "release_date": "2016-12-08T00:00:00Z"}, {"advisory": "RHSA-2016:2928", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el7", "package": "rh-mariadb101-mariadb-1:10.1.19-6.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.2 EUS", "release_date": "2016-12-08T00:00:00Z"}, {"advisory": "RHSA-2016:2927", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el7", "package": "rh-mariadb100-mariadb-1:10.0.28-5.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.3 EUS", "release_date": "2016-12-08T00:00:00Z"}, {"advisory": "RHSA-2016:2928", "cpe": "cpe:/a:redhat:rhel_software_collections:2::el7", "package": "rh-mariadb101-mariadb-1:10.1.19-6.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.3 EUS", "release_date": "2016-12-08T00:00:00Z"}], "bugzilla": {"description": "mysql: race condition while setting stats during MyISAM table repair (CPU Oct 2016)", "id": "1378936", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1378936"}, "csaw": false, "cvss": {"cvss_base_score": "3.5", "cvss_scoring_vector": "AV:L/AC:H/Au:S/C:P/I:P/A:P", "status": "verified"}, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-362", "details": ["Race condition in Oracle MySQL before 5.5.52, 5.6.x before 5.6.33, 5.7.x before 5.7.15, and 8.x before 8.0.1; MariaDB before 5.5.52, 10.0.x before 10.0.28, and 10.1.x before 10.1.18; Percona Server before 5.5.51-38.2, 5.6.x before 5.6.32-78-1, and 5.7.x before 5.7.14-8; and Percona XtraDB Cluster before 5.5.41-37.0, 5.6.x before 5.6.32-25.17, and 5.7.x before 5.7.14-26.17 allows local users with certain permissions to gain privileges by leveraging use of my_copystat by REPAIR TABLE to repair a MyISAM table.", "A race condition was found in the way MySQL performed MyISAM engine table repair. A database user with shell access to the server running mysqld could use this flaw to change permissions of arbitrary files writable by the mysql system user."], "name": "CVE-2016-6663", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "mysql", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "mysql55-mysql", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/a:redhat:openstack:5::el6", "fix_state": "Will not fix", "package_name": "mariadb-galera", "product_name": "Red Hat Enterprise Linux OpenStack Platform 5 (Icehouse)"}, {"cpe": "cpe:/a:redhat:openstack:6", "fix_state": "Will not fix", "package_name": "mariadb-galera", "product_name": "Red Hat Enterprise Linux OpenStack Platform 6 (Juno)"}, {"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:mobile_application_platform:4", "fix_state": "Under investigation", "package_name": "millicore", "product_name": "Red Hat Mobile Application Platform 4"}, {"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: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:2", "fix_state": "Not affected", "package_name": "rh-mysql57-mysql", "product_name": "Red Hat Software Collections"}], "public_date": "2016-09-12T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2016-6663\nhttps://nvd.nist.gov/vuln/detail/CVE-2016-6663\nhttps://legalhackers.com/advisories/MySQL-Maria-Percona-PrivEscRace-CVE-2016-6663-5616-Exploit.txt"], "threat_severity": "Moderate"}

{}