{
  "cveId": "CVE-2021-38165",
  "url": "https://patchblox.com/security/cve/CVE-2021-38165",
  "summary": "CVE-2021-38165 is fixed in 4 products on 1 platform, first by lynx 2.8.9dev16-3ubuntu0.1~esm1, released August 7, 2021. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "lynx: Lynx is a text-based Web browser",
  "description": "Lynx is a text-based Web browser. Lynx does not display any images, but it does support frames, tables, and most other HTML tags.\n\nSecurity Fix(es):\n\n* lynx: Disclosure of HTTP authentication credentials via SNI data (CVE-2021-38165)\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 8.6 Release Notes linked from the References section.",
  "published": "2021-08-07T11:15:00Z",
  "severity": "Moderate",
  "cvss": 5.3,
  "cvssVector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N",
  "epss": 0.03944,
  "epssPercentile": 0.90476,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "lynx",
      "release": "RHEL 8",
      "fixedVersion": "0:2.8.9-4.el8",
      "fix": "RHSA-2022:2129",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2022-2129",
      "released": "2022-05-10T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "lynx",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2.8.9dev16-3ubuntu0.1~esm1",
      "fix": "lynx 2.8.9dev16-3ubuntu0.1~esm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-lynx-2.8.9dev16-3ubuntu0.1-esm1",
      "released": "2021-08-07T11:15:00Z"
    },
    {
      "platform": "linux",
      "product": "lynx",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "2.9.0dev.5-1ubuntu0.1~esm1",
      "fix": "lynx 2.9.0dev.5-1ubuntu0.1~esm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-lynx-2.9.0dev.5-1ubuntu0.1-esm1",
      "released": "2021-08-07T11:15:00Z"
    },
    {
      "platform": "linux",
      "product": "lynx",
      "release": "almalinux 8",
      "fixedVersion": "2.8.9-4.el8",
      "fix": "ALSA-2022:2129",
      "url": "https://patchblox.com/security/fix/linux/alsa-2022-2129",
      "released": "2022-05-10T06:57:37Z"
    },
    {
      "platform": "linux",
      "product": "lynx",
      "release": "amzn 2023",
      "fixedVersion": "2.8.9-13.amzn2023.0.3",
      "fix": "ALAS2023-2024-535",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2024-535",
      "released": "2024-02-15T02:52:00Z"
    },
    {
      "platform": "linux",
      "product": "lynx",
      "release": "rocky 8",
      "fixedVersion": "0:2.8.9-4.el8",
      "fix": "RLSA-2022:2129",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2022-2129",
      "released": "2026-06-28T00:01:40Z"
    },
    {
      "platform": "linux",
      "product": "lynx-common",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2.8.9dev16-3ubuntu0.1~esm1",
      "fix": "lynx-common 2.8.9dev16-3ubuntu0.1~esm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-lynx-common-2.8.9dev16-3ubuntu0.1-esm1",
      "released": "2021-08-07T11:15:00Z"
    },
    {
      "platform": "linux",
      "product": "lynx-common",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "2.9.0dev.5-1ubuntu0.1~esm1",
      "fix": "lynx-common 2.9.0dev.5-1ubuntu0.1~esm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-lynx-common-2.9.0dev.5-1ubuntu0.1-esm1",
      "released": "2021-08-07T11:15:00Z"
    },
    {
      "platform": "linux",
      "product": "lynx-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "2.8.9-13.amzn2023.0.3",
      "fix": "ALAS2023-2024-535",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2024-535",
      "released": "2024-02-15T02:52:00Z"
    },
    {
      "platform": "linux",
      "product": "lynx-debugsource",
      "release": "amzn 2023",
      "fixedVersion": "2.8.9-13.amzn2023.0.3",
      "fix": "ALAS2023-2024-535",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2024-535",
      "released": "2024-02-15T02:52:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T01:18:40Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}