{
  "cveId": "CVE-2020-14830",
  "url": "https://patchblox.com/security/cve/CVE-2020-14830",
  "summary": "CVE-2020-14830 is fixed in 20 products on 1 platform, first by libmysqlclient21 8.0.22-0ubuntu0.20.04.2, released July 21, 2021. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Optimizer)",
  "description": "Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Optimizer). Supported versions that are affected are 8.0.21 andprior. Easily exploitable vulnerability allows low privileged attacker withnetwork access via multiple protocols to compromise MySQL Server.Successful attacks of this vulnerability can result in unauthorized abilityto cause a hang or frequently repeatable crash (complete DOS) of MySQLServer. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector:(CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).",
  "published": "2020-10-21T08:15:00Z",
  "severity": "Medium",
  "cvss": 6.5,
  "epss": 0.02044,
  "epssPercentile": 0.813,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "libmysqlclient21",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "8.0.22-0ubuntu0.20.04.2",
      "fix": "libmysqlclient21 8.0.22-0ubuntu0.20.04.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libmysqlclient21-8.0.22-0ubuntu0.20.04.2",
      "released": "2021-07-21T08:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libmysqlclient21",
      "release": "Ubuntu 24.10 (oracular)",
      "fixedVersion": "8.0.22-0ubuntu0.20.10.2",
      "fix": "libmysqlclient21 8.0.22-0ubuntu0.20.10.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-oracular-libmysqlclient21-8.0.22-0ubuntu0.20.10.2",
      "released": "2026-01-16T01:42:22Z"
    },
    {
      "platform": "linux",
      "product": "mecab",
      "release": "RHEL 8",
      "fixedVersion": "0:0.996-1.module\u002Bel8.0.0\u002B3898\u002Be09bb8de.9",
      "fix": "RHSA-2021:3590",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-3590",
      "released": "2021-09-21T00:00:00Z"
    },
    {
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      "product": "mecab",
      "release": "ol 8",
      "fixedVersion": "0:0.996-1.module\u002Bel8.0.0\u002B5253\u002B1dce7bb2.9",
      "fix": "ELSA-2021-3590",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-3590",
      "released": "2021-09-23T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "mecab-ipadic",
      "release": "RHEL 8",
      "fixedVersion": "0:2.7.0.20070801-16.module\u002Bel8.0.0\u002B3898\u002Be09bb8de",
      "fix": "RHSA-2021:3590",
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      "released": "2021-09-21T00:00:00Z"
    },
    {
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      "product": "mecab-ipadic",
      "release": "ol 8",
      "fixedVersion": "0:2.7.0.20070801-16.0.1.module\u002Bel8.0.0\u002B5253\u002B1dce7bb2",
      "fix": "ELSA-2021-3590",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-3590",
      "released": "2021-09-23T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "mecab-ipadic-EUCJP",
      "release": "RHEL 8",
      "fixedVersion": "0:2.7.0.20070801-16.module\u002Bel8.0.0\u002B3898\u002Be09bb8de",
      "fix": "RHSA-2021:3590",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-3590",
      "released": "2021-09-21T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "mecab-ipadic-EUCJP",
      "release": "ol 8",
      "fixedVersion": "0:2.7.0.20070801-16.0.1.module\u002Bel8.0.0\u002B5253\u002B1dce7bb2",
      "fix": "ELSA-2021-3590",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-3590",
      "released": "2021-09-23T00:00:00Z"
    },
    {
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      "fixedVersion": "0:8.0.26-1.module\u002Bel8.4.0\u002B12359\u002Bb8928c02",
      "fix": "RHSA-2021:3590",
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      "released": "2021-09-21T00:00:00Z"
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      "fix": "ELSA-2021-3590",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-3590",
      "released": "2021-09-23T00:00:00Z"
    },
    {
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      "product": "mysql-client",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "8.0.22-0ubuntu0.20.04.2",
      "fix": "mysql-client 8.0.22-0ubuntu0.20.04.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-mysql-client-8.0.22-0ubuntu0.20.04.2",
      "released": "2021-07-21T08:15:00Z"
    },
    {
      "platform": "linux",
      "product": "mysql-client",
      "release": "Ubuntu 24.10 (oracular)",
      "fixedVersion": "8.0.22-0ubuntu0.20.10.2",
      "fix": "mysql-client 8.0.22-0ubuntu0.20.10.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-oracular-mysql-client-8.0.22-0ubuntu0.20.10.2",
      "released": "2026-01-16T01:42:22Z"
    },
    {
      "platform": "linux",
      "product": "mysql-client-8.0",
      "release": "Ubuntu 20.04 LTS (focal)",
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      "released": "2021-07-21T08:15:00Z"
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      "product": "mysql-client-8.0",
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      "url": "https://patchblox.com/security/fix/linux/ubuntu-oracular-mysql-client-8.0-8.0.22-0ubuntu0.20.10.2",
      "released": "2026-01-16T01:42:22Z"
    },
    {
      "platform": "linux",
      "product": "mysql-client-core-8.0",
      "release": "Ubuntu 20.04 LTS (focal)",
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      "released": "2026-01-16T01:42:22Z"
    },
    {
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      "product": "mysql-common",
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      "fix": "ELSA-2021-3590",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-3590",
      "released": "2021-09-23T00:00:00Z"
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      "url": "https://patchblox.com/security/fix/linux/elsa-2021-3590",
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  "noFixYet": [],
  "dataAsOf": "2026-11-07T18:46:35Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
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}