{
  "cveId": "CVE-2019-20044",
  "url": "https://patchblox.com/security/cve/CVE-2019-20044",
  "summary": "CVE-2019-20044 is fixed in 4 products on 1 platform, first by RHSA-2020:0903, released March 19, 2020. It is not reported as exploited. Patch Radar priority: High.",
  "title": "zsh: The zsh shell is a command interpreter usable as an interactive login shell and as a shell script command processor",
  "description": "The zsh shell is a command interpreter usable as an interactive login shell and as a shell script command processor. Zsh resembles the ksh shell (the Korn shell), but includes many enhancements. Zsh supports command-line editing, built-in spelling correction, programmable command completion, shell functions (with autoloading), a history mechanism, and more.\n\nSecurity Fix(es):\n\n* zsh: insecure dropping of privileges when unsetting PRIVILEGED option (CVE-2019-20044)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.",
  "published": "2020-02-24T06:15:00Z",
  "severity": "Important",
  "cvss": 7.8,
  "epss": 0.00495,
  "epssPercentile": 0.42747,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "zsh",
      "release": "RHEL 8",
      "fixedVersion": "0:5.5.1-6.el8_1.2",
      "fix": "RHSA-2020:0903",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-0903",
      "released": "2020-03-19T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "zsh",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "5.4.2-3ubuntu3.2",
      "fix": "zsh 5.4.2-3ubuntu3.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-zsh-5.4.2-3ubuntu3.2",
      "released": "2022-02-14T04:15:00Z"
    },
    {
      "platform": "linux",
      "product": "zsh",
      "release": "ol 8",
      "fixedVersion": "0:5.5.1-6.el8_1.2",
      "fix": "ELSA-2020-0903",
      "url": "https://patchblox.com/security/fix/linux/elsa-2020-0903",
      "released": "2020-03-19T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "zsh-common",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "5.4.2-3ubuntu3.2",
      "fix": "zsh-common 5.4.2-3ubuntu3.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-zsh-common-5.4.2-3ubuntu3.2",
      "released": "2022-02-14T04:15:00Z"
    },
    {
      "platform": "linux",
      "product": "zsh-html",
      "release": "RHEL 8",
      "fixedVersion": "0:5.5.1-6.el8_1.2",
      "fix": "RHSA-2020:0903",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-0903",
      "released": "2020-03-19T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "zsh-html",
      "release": "ol 8",
      "fixedVersion": "0:5.5.1-6.el8_1.2",
      "fix": "ELSA-2020-0903",
      "url": "https://patchblox.com/security/fix/linux/elsa-2020-0903",
      "released": "2020-03-19T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "zsh-static",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "5.4.2-3ubuntu3.2",
      "fix": "zsh-static 5.4.2-3ubuntu3.2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-zsh-static-5.4.2-3ubuntu3.2",
      "released": "2022-02-14T04:15:00Z"
    }
  ],
  "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"
  }
}