{
  "cveId": "CVE-2017-20240",
  "url": "https://patchblox.com/security/cve/CVE-2017-20240",
  "summary": "CVE-2017-20240 is fixed in 2 products on 1 platform, first by FEDORA-2026-E8231B773D, released June 12, 2026. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "libcrypt-pbkdf2-perl: Crypt::PBKDF2 versions before 0.261630 for Perl are vulnerable to timing attacks",
  "description": "Crypt::PBKDF2 versions before 0.261630 for Perl are vulnerable to timing attacks.  These versions use Perl\u0027s built-in eq comparison. Discrepancies in timing could be used to guess the underlying derived-key.",
  "published": "2026-06-12T11:33:25Z",
  "severity": "medium",
  "cvss": 5.9,
  "cvssVector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
  "epss": 0.00319,
  "epssPercentile": 0.24984,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "libcrypt-pbkdf2-perl",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "0.261630-1~deb13u1~deb12u1",
      "fix": "DEBIAN-CVE-2017-20240",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2017-20240",
      "released": "2026-06-24T14:07:21Z"
    },
    {
      "platform": "linux",
      "product": "libcrypt-pbkdf2-perl",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "0.261630-1~deb13u1",
      "fix": "DEBIAN-CVE-2017-20240",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2017-20240",
      "released": "2026-06-24T14:07:21Z"
    },
    {
      "platform": "linux",
      "product": "libcrypt-pbkdf2-perl",
      "release": "Debian 14",
      "fixedVersion": "0.261630-1",
      "fix": "DEBIAN-CVE-2017-20240",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2017-20240",
      "released": "2026-06-24T14:07:21Z"
    },
    {
      "platform": "linux",
      "product": "perl-Crypt-PBKDF2",
      "release": "Fedora 43",
      "fixedVersion": "0.261630-1.fc43",
      "fix": "FEDORA-2026-E8231B773D",
      "url": "https://patchblox.com/security/fix/linux/fedora-2026-e8231b773d",
      "released": "2026-06-12T11:33:25Z"
    },
    {
      "platform": "linux",
      "product": "perl-Crypt-PBKDF2",
      "release": "amzn 2023",
      "fixedVersion": "0.261630-1.amzn2023.0.1",
      "fix": "ALAS2023-2026-1891",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1891",
      "released": "2026-06-22T09:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-07T12:40:37Z"
}