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ubuntu-cve-2020-14654
Vulnerability from osv_ubuntu
Published
2020-07-15 18:15
Modified
2026-04-22 07:39
Summary
Details

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.20 and prior. Easily exploitable 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 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

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

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libmysqlclient18",
            "binary_version": "5.5.62-0ubuntu0.14.04.1"
          },
          {
            "binary_name": "libmysqld-pic",
            "binary_version": "5.5.62-0ubuntu0.14.04.1"
          },
          {
            "binary_name": "mysql-client",
            "binary_version": "5.5.62-0ubuntu0.14.04.1"
          },
          {
            "binary_name": "mysql-client-5.5",
            "binary_version": "5.5.62-0ubuntu0.14.04.1"
          },
          {
            "binary_name": "mysql-client-core-5.5",
            "binary_version": "5.5.62-0ubuntu0.14.04.1"
          },
          {
            "binary_name": "mysql-common",
            "binary_version": "5.5.62-0ubuntu0.14.04.1"
          },
          {
            "binary_name": "mysql-server",
            "binary_version": "5.5.62-0ubuntu0.14.04.1"
          },
          {
            "binary_name": "mysql-server-5.5",
            "binary_version": "5.5.62-0ubuntu0.14.04.1"
          },
          {
            "binary_name": "mysql-server-core-5.5",
            "binary_version": "5.5.62-0ubuntu0.14.04.1"
          },
          {
            "binary_name": "mysql-source-5.5",
            "binary_version": "5.5.62-0ubuntu0.14.04.1"
          },
          {
            "binary_name": "mysql-testsuite",
            "binary_version": "5.5.62-0ubuntu0.14.04.1"
          },
          {
            "binary_name": "mysql-testsuite-5.5",
            "binary_version": "5.5.62-0ubuntu0.14.04.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:14.04:LTS",
        "name": "mysql-5.5",
        "purl": "pkg:deb/ubuntu/mysql-5.5@5.5.62-0ubuntu0.14.04.1?arch=source\u0026distro=trusty"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "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",
        "5.5.52-0ubuntu0.14.04.1",
        "5.5.53-0ubuntu0.14.04.1",
        "5.5.54-0ubuntu0.14.04.1",
        "5.5.55-0ubuntu0.14.04.1",
        "5.5.57-0ubuntu0.14.04.1",
        "5.5.58-0ubuntu0.14.04.1",
        "5.5.59-0ubuntu0.14.04.1",
        "5.5.60-0ubuntu0.14.04.1",
        "5.5.61-0ubuntu0.14.04.1",
        "5.5.62-0ubuntu0.14.04.1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "percona-server-server",
            "binary_version": "5.6.22-rel71.0-0ubuntu4.1"
          },
          {
            "binary_name": "percona-server-server-5.6",
            "binary_version": "5.6.22-rel71.0-0ubuntu4.1"
          },
          {
            "binary_name": "percona-server-source-5.6",
            "binary_version": "5.6.22-rel71.0-0ubuntu4.1"
          },
          {
            "binary_name": "percona-server-test",
            "binary_version": "5.6.22-rel71.0-0ubuntu4.1"
          },
          {
            "binary_name": "percona-server-test-5.6",
            "binary_version": "5.6.22-rel71.0-0ubuntu4.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "percona-server-5.6",
        "purl": "pkg:deb/ubuntu/percona-server-5.6@5.6.22-rel71.0-0ubuntu4.1?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "5.6.22-rel71.0-0ubuntu2",
        "5.6.22-rel71.0-0ubuntu4",
        "5.6.22-rel71.0-0ubuntu4.1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "percona-xtradb-cluster-server",
            "binary_version": "5.6.37-26.21-0ubuntu0.16.04.2"
          },
          {
            "binary_name": "percona-xtradb-cluster-server-5.6",
            "binary_version": "5.6.37-26.21-0ubuntu0.16.04.2"
          },
          {
            "binary_name": "percona-xtradb-cluster-source-5.6",
            "binary_version": "5.6.37-26.21-0ubuntu0.16.04.2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "percona-xtradb-cluster-5.6",
        "purl": "pkg:deb/ubuntu/percona-xtradb-cluster-5.6@5.6.37-26.21-0ubuntu0.16.04.2?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "5.6.21-25.8-0ubuntu2",
        "5.6.21-25.8-0ubuntu3",
        "5.6.21-25.8-0ubuntu3.1",
        "5.6.21-25.8-0ubuntu3.2",
        "5.6.34-26.19-0ubuntu0.16.04.1",
        "5.6.34-26.19-0ubuntu0.16.04.2",
        "5.6.37-26.21-0ubuntu0.16.04.1",
        "5.6.37-26.21-0ubuntu0.16.04.2"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "libmysqlclient21",
            "binary_version": "8.0.21-0ubuntu0.20.04.3"
          },
          {
            "binary_name": "mysql-client",
            "binary_version": "8.0.21-0ubuntu0.20.04.3"
          },
          {
            "binary_name": "mysql-client-8.0",
            "binary_version": "8.0.21-0ubuntu0.20.04.3"
          },
          {
            "binary_name": "mysql-client-core-8.0",
            "binary_version": "8.0.21-0ubuntu0.20.04.3"
          },
          {
            "binary_name": "mysql-router",
            "binary_version": "8.0.21-0ubuntu0.20.04.3"
          },
          {
            "binary_name": "mysql-server",
            "binary_version": "8.0.21-0ubuntu0.20.04.3"
          },
          {
            "binary_name": "mysql-server-8.0",
            "binary_version": "8.0.21-0ubuntu0.20.04.3"
          },
          {
            "binary_name": "mysql-server-core-8.0",
            "binary_version": "8.0.21-0ubuntu0.20.04.3"
          },
          {
            "binary_name": "mysql-source-8.0",
            "binary_version": "8.0.21-0ubuntu0.20.04.3"
          },
          {
            "binary_name": "mysql-testsuite",
            "binary_version": "8.0.21-0ubuntu0.20.04.3"
          },
          {
            "binary_name": "mysql-testsuite-8.0",
            "binary_version": "8.0.21-0ubuntu0.20.04.3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "mysql-8.0",
        "purl": "pkg:deb/ubuntu/mysql-8.0@8.0.21-0ubuntu0.20.04.3?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "8.0.21-0ubuntu0.20.04.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "8.0.17-0ubuntu2",
        "8.0.17-0ubuntu3",
        "8.0.18-0ubuntu3",
        "8.0.18-0ubuntu4",
        "8.0.18-0ubuntu5",
        "8.0.19-0ubuntu2",
        "8.0.19-0ubuntu3",
        "8.0.19-0ubuntu4",
        "8.0.19-0ubuntu5",
        "8.0.20-0ubuntu0.20.04.1"
      ]
    }
  ],
  "aliases": [],
  "details": "Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.20 and prior. Easily exploitable 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 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).",
  "id": "UBUNTU-CVE-2020-14654",
  "modified": "2026-04-22T07:39:27Z",
  "published": "2020-07-15T18:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-14654"
    },
    {
      "type": "REPORT",
      "url": "https://www.oracle.com/security-alerts/cpujul2020.html"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-4441-1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-14654"
    }
  ],
  "related": [
    "USN-4441-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2020-14654"
  ]
}



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Sightings

Author Source Type Date Other

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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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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