{
  "cveId": "CVE-2021-1405",
  "url": "https://patchblox.com/security/cve/CVE-2021-1405",
  "summary": "CVE-2021-1405 is fixed in 9 products on 1 platform, first by clamav 0.103.2\u002Bdfsg-0ubuntu0.18.04.1, released April 7, 2021. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "clamav: A vulnerability in the email parsing module in Clam AntiVirus (ClamAV) Software version 0.103.1 and all prior version...",
  "description": "A vulnerability in the email parsing module in Clam AntiVirus (ClamAV) Software version 0.103.1 and all prior versions could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to improper variable initialization that may result in an NULL pointer read. An attacker could exploit this vulnerability by sending a crafted email to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process crash, resulting in a denial of service condition.",
  "published": "2021-04-07T22:15:00Z",
  "severity": "Medium",
  "epss": 0.03031,
  "epssPercentile": 0.87576,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "clamav",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "fix": "clamav 0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-clamav-0.103.2-dfsg-0ubuntu0.18.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "fix": "clamav 0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-clamav-0.103.2-dfsg-0ubuntu0.20.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav-base",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "fix": "clamav-base 0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-clamav-base-0.103.2-dfsg-0ubuntu0.18.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav-base",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "fix": "clamav-base 0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-clamav-base-0.103.2-dfsg-0ubuntu0.20.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav-daemon",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "fix": "clamav-daemon 0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-clamav-daemon-0.103.2-dfsg-0ubuntu0.18.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav-daemon",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "fix": "clamav-daemon 0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-clamav-daemon-0.103.2-dfsg-0ubuntu0.20.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav-docs",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "fix": "clamav-docs 0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-clamav-docs-0.103.2-dfsg-0ubuntu0.18.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav-docs",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "fix": "clamav-docs 0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-clamav-docs-0.103.2-dfsg-0ubuntu0.20.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav-freshclam",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "fix": "clamav-freshclam 0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-clamav-freshclam-0.103.2-dfsg-0ubuntu0.18.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav-freshclam",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "fix": "clamav-freshclam 0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-clamav-freshclam-0.103.2-dfsg-0ubuntu0.20.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav-milter",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "fix": "clamav-milter 0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-clamav-milter-0.103.2-dfsg-0ubuntu0.18.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav-milter",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "fix": "clamav-milter 0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-clamav-milter-0.103.2-dfsg-0ubuntu0.20.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav-testfiles",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "fix": "clamav-testfiles 0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-clamav-testfiles-0.103.2-dfsg-0ubuntu0.18.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav-testfiles",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "fix": "clamav-testfiles 0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-clamav-testfiles-0.103.2-dfsg-0ubuntu0.20.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamdscan",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "fix": "clamdscan 0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-clamdscan-0.103.2-dfsg-0ubuntu0.18.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamdscan",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "fix": "clamdscan 0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-clamdscan-0.103.2-dfsg-0ubuntu0.20.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libclamav9",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "fix": "libclamav9 0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libclamav9-0.103.2-dfsg-0ubuntu0.18.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libclamav9",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "fix": "libclamav9 0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libclamav9-0.103.2-dfsg-0ubuntu0.20.04.1",
      "released": "2021-04-07T22:15:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T19:12:23Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}