ubuntu-cve-2018-14645
Vulnerability from osv_ubuntu
Published
2018-09-21 00:00
Modified
2025-09-08 16:44
Summary
Details

A flaw was discovered in the HPACK decoder of HAProxy, before 1.8.14, that is used for HTTP/2. An out-of-bounds read access in hpack_valid_idx() resulted in a remote crash and denial of service.

Severity
7.5 (High)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.5 (High)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
N/A (UNKNOWN)
medium
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "haproxy",
            "binary_version": "1.8.8-1ubuntu0.2"
          },
          {
            "binary_name": "vim-haproxy",
            "binary_version": "1.8.8-1ubuntu0.2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "haproxy",
        "purl": "pkg:deb/ubuntu/haproxy@1.8.8-1ubuntu0.2?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.8.8-1ubuntu0.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.7.9-1ubuntu1",
        "1.7.9-1ubuntu2",
        "1.8.4-1",
        "1.8.7-1",
        "1.8.8-1",
        "1.8.8-1ubuntu0.1"
      ]
    }
  ],
  "aliases": [],
  "details": "A flaw was discovered in the HPACK decoder of HAProxy, before 1.8.14, that is used for HTTP/2. An out-of-bounds read access in hpack_valid_idx() resulted in a remote crash and denial of service.",
  "id": "UBUNTU-CVE-2018-14645",
  "modified": "2025-09-08T16:44:59Z",
  "published": "2018-09-21T00:00:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2018-14645"
    },
    {
      "type": "REPORT",
      "url": "https://git.haproxy.org/?p=haproxy-1.8.git;a=commit;h=b4e05a3daa30f657db01ec144a0e48850c48f813"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14645"
    },
    {
      "type": "REPORT",
      "url": "https://www.mail-archive.com/haproxy@formilux.org/msg31253.html"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-3780-1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2018-14645"
    }
  ],
  "related": [
    "USN-3780-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2018-14645"
  ]
}



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