ubuntu-cve-2016-6664
Vulnerability from osv_ubuntu
Published
2016-12-13 21:59
Modified
2026-04-22 07:38
Summary
Details

mysqld_safe in Oracle MySQL through 5.5.51, 5.6.x through 5.6.32, and 5.7.x through 5.7.14; MariaDB; 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, when using file-based logging, allows local users with access to the mysql account to gain root privileges via a symlink attack on error logs and possibly other files.

Severity
7.0 (High)
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
7.0 (High)
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
N/A (UNKNOWN)
medium
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "libmysqlclient18",
            "binary_version": "5.5.52-0ubuntu0.14.04.1"
          },
          {
            "binary_name": "libmysqld-pic",
            "binary_version": "5.5.52-0ubuntu0.14.04.1"
          },
          {
            "binary_name": "mysql-client",
            "binary_version": "5.5.52-0ubuntu0.14.04.1"
          },
          {
            "binary_name": "mysql-client-5.5",
            "binary_version": "5.5.52-0ubuntu0.14.04.1"
          },
          {
            "binary_name": "mysql-client-core-5.5",
            "binary_version": "5.5.52-0ubuntu0.14.04.1"
          },
          {
            "binary_name": "mysql-common",
            "binary_version": "5.5.52-0ubuntu0.14.04.1"
          },
          {
            "binary_name": "mysql-server",
            "binary_version": "5.5.52-0ubuntu0.14.04.1"
          },
          {
            "binary_name": "mysql-server-5.5",
            "binary_version": "5.5.52-0ubuntu0.14.04.1"
          },
          {
            "binary_name": "mysql-server-core-5.5",
            "binary_version": "5.5.52-0ubuntu0.14.04.1"
          },
          {
            "binary_name": "mysql-source-5.5",
            "binary_version": "5.5.52-0ubuntu0.14.04.1"
          },
          {
            "binary_name": "mysql-testsuite",
            "binary_version": "5.5.52-0ubuntu0.14.04.1"
          },
          {
            "binary_name": "mysql-testsuite-5.5",
            "binary_version": "5.5.52-0ubuntu0.14.04.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:14.04:LTS",
        "name": "mysql-5.5",
        "purl": "pkg:deb/ubuntu/mysql-5.5@5.5.52-0ubuntu0.14.04.1?arch=source\u0026distro=trusty"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "5.5.52-0ubuntu0.14.04.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "5.5.32-0ubuntu7",
        "5.5.34-0ubuntu1",
        "5.5.34-0ubuntu2",
        "5.5.35-0ubuntu1",
        "5.5.35+dfsg-1ubuntu1",
        "5.5.37-0ubuntu0.14.04.1",
        "5.5.38-0ubuntu0.14.04.1",
        "5.5.40-0ubuntu0.14.04.1",
        "5.5.41-0ubuntu0.14.04.1",
        "5.5.43-0ubuntu0.14.04.1",
        "5.5.44-0ubuntu0.14.04.1",
        "5.5.46-0ubuntu0.14.04.2",
        "5.5.47-0ubuntu0.14.04.1",
        "5.5.49-0ubuntu0.14.04.1",
        "5.5.50-0ubuntu0.14.04.1"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "libmariadbd18",
            "binary_version": "10.0.29-0ubuntu0.16.04.1"
          },
          {
            "binary_name": "mariadb-client",
            "binary_version": "10.0.29-0ubuntu0.16.04.1"
          },
          {
            "binary_name": "mariadb-client-10.0",
            "binary_version": "10.0.29-0ubuntu0.16.04.1"
          },
          {
            "binary_name": "mariadb-client-core-10.0",
            "binary_version": "10.0.29-0ubuntu0.16.04.1"
          },
          {
            "binary_name": "mariadb-common",
            "binary_version": "10.0.29-0ubuntu0.16.04.1"
          },
          {
            "binary_name": "mariadb-plugin-connect",
            "binary_version": "10.0.29-0ubuntu0.16.04.1"
          },
          {
            "binary_name": "mariadb-plugin-mroonga",
            "binary_version": "10.0.29-0ubuntu0.16.04.1"
          },
          {
            "binary_name": "mariadb-plugin-oqgraph",
            "binary_version": "10.0.29-0ubuntu0.16.04.1"
          },
          {
            "binary_name": "mariadb-plugin-spider",
            "binary_version": "10.0.29-0ubuntu0.16.04.1"
          },
          {
            "binary_name": "mariadb-plugin-tokudb",
            "binary_version": "10.0.29-0ubuntu0.16.04.1"
          },
          {
            "binary_name": "mariadb-server",
            "binary_version": "10.0.29-0ubuntu0.16.04.1"
          },
          {
            "binary_name": "mariadb-server-10.0",
            "binary_version": "10.0.29-0ubuntu0.16.04.1"
          },
          {
            "binary_name": "mariadb-server-core-10.0",
            "binary_version": "10.0.29-0ubuntu0.16.04.1"
          },
          {
            "binary_name": "mariadb-test",
            "binary_version": "10.0.29-0ubuntu0.16.04.1"
          },
          {
            "binary_name": "mariadb-test-data",
            "binary_version": "10.0.29-0ubuntu0.16.04.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "mariadb-10.0",
        "purl": "pkg:deb/ubuntu/mariadb-10.0@10.0.29-0ubuntu0.16.04.1?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "10.0.29-0ubuntu0.16.04.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "10.0.20-0ubuntu0.15.04.1",
        "10.0.22-0ubuntu1",
        "10.0.23-1",
        "10.0.23-2",
        "10.0.24-7",
        "10.0.25-0ubuntu0.16.04.1",
        "10.0.27-0ubuntu0.16.04.1",
        "10.0.28-0ubuntu0.16.04.1"
      ]
    }
  ],
  "aliases": [],
  "details": "mysqld_safe in Oracle MySQL through 5.5.51, 5.6.x through 5.6.32, and 5.7.x through 5.7.14; MariaDB; 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, when using file-based logging, allows local users with access to the mysql account to gain root privileges via a symlink attack on error logs and possibly other files.",
  "id": "UBUNTU-CVE-2016-6664",
  "modified": "2026-04-22T07:38:01Z",
  "published": "2016-12-13T21:59:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2016-6664"
    },
    {
      "type": "REPORT",
      "url": "http://legalhackers.com/advisories/MySQL-Maria-Percona-RootPrivEsc-CVE-2016-6664-5617-Exploit.html"
    },
    {
      "type": "REPORT",
      "url": "http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html#AppendixMSQL"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2016-6664"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2016-6664"
  ]
}



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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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