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Medium

Security advisory

Type: advisorySources: OSVCVE: CVE-2019-2737

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server : Pluggable Auth). Supported versions that are affected are 5.6.44 and prior, 5.7.26 and prior and 8.0.16 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 3.0 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2019-2737
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 09:02 UTC · Revision 1

Source evidence

CVE-2019-2737

core-osv · Original source

Published 23 Jul 2019, 23:15 UTC

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server : Pluggable Auth). Supported versions that are affected are 5.6.44 and prior, 5.7.26 and prior and 8.0.16 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 3.0 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

osv:CVE-2019-2737
Complete source record
{
  "id": "f61656d6167d134fc8f5d45f41cc0f775d28ec548993b89007f3d88f46d84c5b",
  "url": "https://osv.dev/vulnerability/CVE-2019-2737",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2019-2737",
    "summary": "Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server : Pluggable Auth). Supported versions that are affected are 5.6.44 and prior, 5.7.26 and prior and 8.0.16 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 3.0 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).",
    "evidence": "osv:CVE-2019-2737",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2019-2737",
      "aliases": [
        "CVE-2019-2737"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/mariadb/server",
              "type": "GIT",
              "events": [
                {
                  "introduced": "5bfe1a3917ee1bddc7f2cde0c88961875148873c"
                },
                {
                  "fixed": "cc37250a76472de4021bdfb395a17a9e736aecf6"
                },
                {
                  "introduced": "c235de12ae3723b96944337bd89ad9cc87f21d8f"
                },
                {
                  "fixed": "403e6615fdd3f5f4de6d159457b2bd2fe566e0ad"
                },
                {
                  "introduced": "9664240c948a92c22ccda0e1f5a420eb776ddcb1"
                },
                {
                  "fixed": "d6886b95d0d48d80deffa7f2190b8abd5ee8236b"
                },
                {
                  "introduced": "20ae591abd0bfe1bfaee546989ee163f4ef832b1"
                },
                {
                  "fixed": "4b5a14d0fe3d6945a0a9516261f563dcfd1f2c9c"
                },
                {
                  "introduced": "c761b43451d54eeeecdf3c102906fcce88d4e9d9"
                },
                {
                  "fixed": "9a78a283f4ee7e8ccc4afb1d8a24c662fa4c634b"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "5.5.0"
                      },
                      {
                        "fixed": "5.5.65"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "10.1.0"
                      },
                      {
                        "fixed": "10.1.41"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "10.2.0"
                      },
                      {
                        "fixed": "10.2.26"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "10.3.0"
                      },
                      {
                        "fixed": "10.3.17"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "10.4.0"
                      },
                      {
                        "fixed": "10.4.7"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "mariadb-10.2.13",
            "mariadb-10.3.16",
            "mariadb-10.3.10",
            "mariadb-10.2.25",
            "mariadb-10.2.24",
            "mariadb-10.4.5",
            "mariadb-10.1.39",
            "mariadb-10.4.4",
            "mariadb-10.2.23",
            "mariadb-10.4.3",
            "mariadb-10.2.22",
            "mariadb-10.1.38",
            "mariadb-10.3.12",
            "mariadb-10.2.21",
            "mariadb-10.2.20",
            "mariadb-10.2.19",
            "mariadb-10.1.37",
            "mariadb-10.2.18",
            "mariadb-10.1.35",
            "mariadb-10.2.16",
            "mariadb-10.1.34",
            "mariadb-10.3.7",
            "mariadb-10.2.15",
            "mariadb-10.1.33",
            "mariadb-10.3.6",
            "mariadb-10.2.14",
            "mariadb-10.1.32",
            "mariadb-10.3.5",
            "mariadb-10.1.31",
            "mariadb-10.3.4",
            "mariadb-10.2.12",
            "mariadb-10.1.30",
            "mariadb-10.2.11",
            "mariadb-10.1.29",
            "mariadb-10.2.10",
            "mariadb-10.3.2",
            "mariadb-10.1.28",
            "mariadb-10.1.27",
            "mariadb-10.3.1",
            "mariadb-10.1.26",
            "mariadb-10.1.25",
            "mariadb-10.1.24",
            "mariadb-10.1.23",
            "mariadb-10.2.5",
            "mariadb-10.3.0",
            "mariadb-10.1.22",
            "mariadb-10.1.21",
            "mariadb-10.1.20",
            "mariadb-10.1.19",
            "mariadb-10.1.18",
            "mariadb-10.2.2",
            "mariadb-10.1.17",
            "mariadb-10.1.16",
            "mariadb-10.2.1",
            "mariadb-10.1.15",
            "mariadb-10.1.14",
            "mariadb-10.2.0",
            "mariadb-10.1.13",
            "mariadb-10.1.12",
            "mariadb-10.1.11",
            "mariadb-10.1.10",
            "mariadb-10.1.9",
            "mariadb-10.1.8",
            "mariadb-10.1.7",
            "mariadb-10.1.6",
            "mariadb-10.1.5",
            "mariadb-10.1.4",
            "mariadb-10.1.3",
            "mariadb-10.1.2",
            "mariadb-10.1.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-2737.json",
            "vanir_signatures": [
              {
                "id": "CVE-2019-2737-b48fe36d",
                "digest": {
                  "threshold": 0.9,
                  "line_hashes": [
                    "10029655468523680087909754560677550487",
                    "249206229017255372790869811829915538710",
                    "135594948238048789926237750215822573110",
                    "294639499642123912567807309333166069529"
                  ]
                },
                "source": "https://github.com/mariadb/server/commit/cc37250a76472de4021bdfb395a17a9e736aecf6",
                "target": {
                  "file": "sql-common/client_plugin.c"
                },
                "deprecated": false,
                "signature_type": "Line",
                "signature_version": "v1"
              },
              {
                "id": "CVE-2019-2737-e9448928",
                "digest": {
                  "length": 1863,
                  "function_hash": "328702508623507382370033351725735174012"
                },
                "source": "https://github.com/mariadb/server/commit/cc37250a76472de4021bdfb395a17a9e736aecf6",
                "target": {
                  "file": "sql-common/client_plugin.c",
                  "function": "mysql_load_plugin_v"
                },
                "deprecated": false,
                "signature_type": "Function",
                "signature_version": "v1"
              }
            ],
            "vanir_signatures_modified": "2026-10-24T14:03:45Z"
          }
        },
        {
          "ranges": [
            {
              "repo": "https://github.com/mysql/mysql-server",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "790768349bd4540a27a71c2b3b70ead085476955"
                },
                {
                  "last_affected": "8cc757da3d87bf4a1f07dcfb2d3c96fed3806870"
                },
                {
                  "introduced": "270fd3411e3d671a73ed9725940a30080f59ce6d"
                },
                {
                  "last_affected": "124c7ab1d6f914637521fd4463a993aa73403513"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "5.6.0"
                      },
                      {
                        "last_affected": "5.6.44"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "5.7.0"
                      },
                      {
                        "last_affected": "5.7.26"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "8.0.0"
                      },
                      {
                        "last_affected": "8.0.16"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "mysql-5.7.26",
            "mysql-cluster-8.0.16",
            "mysql-8.0.16",
            "mysql-5.6.44",
            "mysql-5.6.40",
            "mysql-5.1.4",
            "mysql-4.0.4",
            "mysql-4.0.2",
            "mysql-3.23.36",
            "mysql-3.23.33",
            "mysql-3.23.32",
            "mysql-3.23.31",
            "mysql-3.23.30-gamma",
            "mysql-3.23.28-gamma",
            "mysql-3.23.22-beta"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-2737.json"
          }
        }
      ],
      "modified": "2026-10-24T14:03:45.266695415Z",
      "provider": "osv",
      "references": [
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A55N3HZ3JZBXHQMGTUHY63FVTDU5ILEV/",
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CN3JPT5ICOAWQNPFVPVLLYR4TQIX4MXP/",
        "https://support.f5.com/csp/article/K51272092?utm_source=f5support&amp%3Butm_medium=RSS",
        "https://access.redhat.com/errata/RHSA-2019:2484",
        "https://access.redhat.com/errata/RHSA-2019:2511",
        "https://access.redhat.com/errata/RHSA-2019:3708",
        "https://seclists.org/bugtraq/2019/Aug/1",
        "https://support.f5.com/csp/article/K51272092",
        "https://usn.ubuntu.com/4070-1/",
        "https://usn.ubuntu.com/4070-2/",
        "https://usn.ubuntu.com/4070-3/"
      ],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*"
            ],
            "vendor_product": "mariadb:mariadb",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "5.5.0"
                  },
                  {
                    "fixed": "5.5.65"
                  },
                  {
                    "introduced": "10.1.0"
                  },
                  {
                    "fixed": "10.1.41"
                  },
                  {
                    "introduced": "10.2.0"
                  },
                  {
                    "fixed": "10.2.26"
                  },
                  {
                    "introduced": "10.3.0"
                  },
                  {
                    "fixed": "10.3.17"
                  },
                  {
                    "introduced": "10.4.0"
                  },
                  {
                    "fixed": "10.4.7"
                  }
                ],
                "source": "CPE_RANGE"
              }
            ]
          },
          {
            "cpes": [
              "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*",
              "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
              "cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*"
            ],
            "vendor_product": "canonical:ubuntu_linux",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "16.04"
                  },
                  {
                    "last_affected": "16.04"
                  },
                  {
                    "introduced": "18.04"
                  },
                  {
                    "last_affected": "18.04"
                  },
                  {
                    "introduced": "19.04"
                  },
                  {
                    "last_affected": "19.04"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          },
          {
            "cpes": [
              "cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*",
              "cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*"
            ],
            "vendor_product": "fedoraproject:fedora",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "29"
                  },
                  {
                    "last_affected": "29"
                  },
                  {
                    "introduced": "30"
                  },
                  {
                    "last_affected": "30"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          },
          {
            "cpes": [
              "cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*"
            ],
            "vendor_product": "opensuse:leap",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "15.1"
                  },
                  {
                    "last_affected": "15.1"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2019-2737",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 442849,
  "published_at": "2019-07-23T23:15:38.147+00:00"
}