{
  "cveId": "CVE-2020-18442",
  "url": "https://patchblox.com/security/cve/CVE-2020-18442",
  "summary": "CVE-2020-18442 is fixed in 8 products on 1 platform, first by libzzip-0-13 0.13.62-3.1ubuntu0.18.04.1\u002Besm1, released June 18, 2021. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "zziplib: The zziplib is a lightweight library to easily extract data from zip files.\n\nSecurity Fix(es):\n\n* zziplib: infinite l...",
  "description": "The zziplib is a lightweight library to easily extract data from zip files.\n\nSecurity Fix(es):\n\n* zziplib: infinite loop via the return value of zzip_file_read() as used in unzzip_cat_file() (CVE-2020-18442)\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.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the Red Hat Enterprise Linux 8.5 Release Notes linked from the References section.",
  "published": "2021-06-18T08:15:00Z",
  "severity": "Low",
  "cvss": 3.3,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L",
  "epss": 0.00745,
  "epssPercentile": 0.55033,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "libzzip-0-13",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0.13.62-3.1ubuntu0.18.04.1\u002Besm1",
      "fix": "libzzip-0-13 0.13.62-3.1ubuntu0.18.04.1\u002Besm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libzzip-0-13-0.13.62-3.1ubuntu0.18.04.1-esm1",
      "released": "2021-06-18T08:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libzzip-0-13",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0.13.62-3.2ubuntu1.1",
      "fix": "libzzip-0-13 0.13.62-3.2ubuntu1.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libzzip-0-13-0.13.62-3.2ubuntu1.1",
      "released": "2021-06-18T08:15:00Z"
    },
    {
      "platform": "linux",
      "product": "zziplib",
      "release": "RHEL 8",
      "fixedVersion": "0:0.13.68-9.el8",
      "fix": "RHSA-2021:4316",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-4316",
      "released": "2021-11-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "zziplib",
      "release": "almalinux 8",
      "fixedVersion": "0.13.68-9.el8",
      "fix": "ALSA-2021:4316",
      "url": "https://patchblox.com/security/fix/linux/alsa-2021-4316",
      "released": "2021-11-09T08:59:11Z"
    },
    {
      "platform": "linux",
      "product": "zziplib",
      "release": "amzn 2023",
      "fixedVersion": "0.13.72-1.amzn2023.0.3",
      "fix": "ALAS2023-2023-006",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-006",
      "released": "2023-02-17T20:42:00Z"
    },
    {
      "platform": "linux",
      "product": "zziplib",
      "release": "ol 8",
      "fixedVersion": "0:0.13.68-9.el8",
      "fix": "ELSA-2021-4316",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-4316",
      "released": "2021-11-16T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "zziplib",
      "release": "rocky 8",
      "fixedVersion": "0:0.13.68-9.el8",
      "fix": "RLSA-2021:4316",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2021-4316",
      "released": "2021-11-09T08:59:11Z"
    },
    {
      "platform": "linux",
      "product": "zziplib-bin",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0.13.62-3.1ubuntu0.18.04.1\u002Besm1",
      "fix": "zziplib-bin 0.13.62-3.1ubuntu0.18.04.1\u002Besm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-zziplib-bin-0.13.62-3.1ubuntu0.18.04.1-esm1",
      "released": "2021-06-18T08:15:00Z"
    },
    {
      "platform": "linux",
      "product": "zziplib-bin",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0.13.62-3.2ubuntu1.1",
      "fix": "zziplib-bin 0.13.62-3.2ubuntu1.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-zziplib-bin-0.13.62-3.2ubuntu1.1",
      "released": "2021-06-18T08:15:00Z"
    },
    {
      "platform": "linux",
      "product": "zziplib-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "0.13.72-1.amzn2023.0.3",
      "fix": "ALAS2023-2023-006",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-006",
      "released": "2023-02-17T20:42:00Z"
    },
    {
      "platform": "linux",
      "product": "zziplib-debugsource",
      "release": "amzn 2023",
      "fixedVersion": "0.13.72-1.amzn2023.0.3",
      "fix": "ALAS2023-2023-006",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-006",
      "released": "2023-02-17T20:42:00Z"
    },
    {
      "platform": "linux",
      "product": "zziplib-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:0.13.68-9.el8",
      "fix": "RHSA-2021:4316",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-4316",
      "released": "2021-11-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "zziplib-devel",
      "release": "almalinux 8",
      "fixedVersion": "0.13.68-9.el8",
      "fix": "ALSA-2021:4316",
      "url": "https://patchblox.com/security/fix/linux/alsa-2021-4316",
      "released": "2021-11-09T08:59:11Z"
    },
    {
      "platform": "linux",
      "product": "zziplib-devel",
      "release": "amzn 2023",
      "fixedVersion": "0.13.72-1.amzn2023.0.3",
      "fix": "ALAS2023-2023-006",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-006",
      "released": "2023-02-17T20:42:00Z"
    },
    {
      "platform": "linux",
      "product": "zziplib-devel",
      "release": "ol 8",
      "fixedVersion": "0:0.13.68-9.el8",
      "fix": "ELSA-2021-4316",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-4316",
      "released": "2021-11-16T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "zziplib-utils",
      "release": "RHEL 8",
      "fixedVersion": "0:0.13.68-9.el8",
      "fix": "RHSA-2021:4316",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-4316",
      "released": "2021-11-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "zziplib-utils",
      "release": "almalinux 8",
      "fixedVersion": "0.13.68-9.el8",
      "fix": "ALSA-2021:4316",
      "url": "https://patchblox.com/security/fix/linux/alsa-2021-4316",
      "released": "2021-11-09T08:59:11Z"
    },
    {
      "platform": "linux",
      "product": "zziplib-utils",
      "release": "amzn 2023",
      "fixedVersion": "0.13.72-1.amzn2023.0.3",
      "fix": "ALAS2023-2023-006",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-006",
      "released": "2023-02-17T20:42:00Z"
    },
    {
      "platform": "linux",
      "product": "zziplib-utils",
      "release": "ol 8",
      "fixedVersion": "0:0.13.68-9.el8",
      "fix": "ELSA-2021-4316",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-4316",
      "released": "2021-11-16T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "zziplib-utils-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "0.13.72-1.amzn2023.0.3",
      "fix": "ALAS2023-2023-006",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-006",
      "released": "2023-02-17T20:42:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T06:59:42Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}