usn-7067-1
Vulnerability from osv_ubuntu
Published
2024-10-14 12:54
Modified
2026-04-27 14:11
Summary
haproxy vulnerability
Details

It was discovered that HAProxy did not properly limit the creation of new HTTP/2 streams. A remote attacker could possibly use this issue to cause HAProxy to consume excessive resources, leading to a denial of service.

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2023-44487",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "high",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:Pro:18.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "haproxy",
            "binary_version": "1.8.8-1ubuntu0.13+esm3"
          },
          {
            "binary_name": "vim-haproxy",
            "binary_version": "1.8.8-1ubuntu0.13+esm3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:18.04:LTS",
        "name": "haproxy",
        "purl": "pkg:deb/ubuntu/haproxy@1.8.8-1ubuntu0.13+esm3?arch=source\u0026distro=esm-infra/bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.8.8-1ubuntu0.13+esm3"
            }
          ],
          "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",
        "1.8.8-1ubuntu0.2",
        "1.8.8-1ubuntu0.3",
        "1.8.8-1ubuntu0.4",
        "1.8.8-1ubuntu0.6",
        "1.8.8-1ubuntu0.7",
        "1.8.8-1ubuntu0.8",
        "1.8.8-1ubuntu0.9",
        "1.8.8-1ubuntu0.10",
        "1.8.8-1ubuntu0.11",
        "1.8.8-1ubuntu0.13",
        "1.8.8-1ubuntu0.13+esm2"
      ]
    }
  ],
  "aliases": [],
  "details": "It was discovered that HAProxy did not properly limit the creation of new\nHTTP/2 streams. A remote attacker could possibly use this issue to cause\nHAProxy to consume excessive resources, leading to a denial of service.\n",
  "id": "USN-7067-1",
  "modified": "2026-04-27T14:11:37Z",
  "published": "2024-10-14T12:54:08Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-7067-1"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2023-44487"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "haproxy vulnerability",
  "upstream": [
    "UBUNTU-CVE-2023-44487"
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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