{
  "cveId": "CVE-2020-11100",
  "url": "https://patchblox.com/security/cve/CVE-2020-11100",
  "summary": "CVE-2020-11100 is fixed in 2 products on 1 platform, first by haproxy 1.8.8-1ubuntu0.10, released April 1, 2020. It is not reported as exploited. Patch Radar priority: Urgent.",
  "title": "haproxy: The haproxy packages provide a reliable, high-performance network load balancer for TCP and HTTP-based applications....",
  "description": "The haproxy packages provide a reliable, high-performance network load balancer for TCP and HTTP-based applications.\n\nSecurity Fix(es):\n\n* haproxy: malformed HTTP/2 requests can lead to out-of-bounds writes (CVE-2020-11100)\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": "2020-04-01T17:00:00Z",
  "severity": "Critical",
  "cvss": 8.8,
  "epss": 0.61593,
  "epssPercentile": 0.99174,
  "priority": "Urgent",
  "priorityTier": 2,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "haproxy",
      "release": "RHEL 8",
      "fixedVersion": "0:1.8.15-6.el8_1.1",
      "fix": "RHSA-2020:1288",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2020-1288",
      "released": "2020-04-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "haproxy",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1.8.8-1ubuntu0.10",
      "fix": "haproxy 1.8.8-1ubuntu0.10",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-haproxy-1.8.8-1ubuntu0.10",
      "released": "2020-04-01T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "haproxy",
      "release": "ol 8",
      "fixedVersion": "0:1.8.15-6.el8_1.1",
      "fix": "ELSA-2020-1288",
      "url": "https://patchblox.com/security/fix/linux/elsa-2020-1288",
      "released": "2020-04-02T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "vim-haproxy",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1.8.8-1ubuntu0.10",
      "fix": "vim-haproxy 1.8.8-1ubuntu0.10",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-vim-haproxy-1.8.8-1ubuntu0.10",
      "released": "2020-04-01T17:00:00Z"
    }
  ],
  "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"
  }
}