GHSA-X4PX-PM9C-VMJM

Vulnerability from github – Published: 2022-05-24 17:02 – Updated: 2024-04-04 02:41
VLAI?
Details

The HTTP/2 implementation in HAProxy before 2.0.10 mishandles headers, as demonstrated by carriage return (CR, ASCII 0xd), line feed (LF, ASCII 0xa), and the zero character (NUL, ASCII 0x0), aka Intermediary Encapsulation Attacks.

Severity ?
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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{
  "affected": [],
  "aliases": [
    "CVE-2019-19330"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-74"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2019-11-27T16:15:00Z",
    "severity": "CRITICAL"
  },
  "details": "The HTTP/2 implementation in HAProxy before 2.0.10 mishandles headers, as demonstrated by carriage return (CR, ASCII 0xd), line feed (LF, ASCII 0xa), and the zero character (NUL, ASCII 0x0), aka Intermediary Encapsulation Attacks.",
  "id": "GHSA-x4px-pm9c-vmjm",
  "modified": "2024-04-04T02:41:11Z",
  "published": "2022-05-24T17:02:19Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-19330"
    },
    {
      "type": "WEB",
      "url": "https://git.haproxy.org/?p=haproxy-2.0.git%3Ba=commit%3Bh=ac198b92d461515551b95daae20954b3053ce87e"
    },
    {
      "type": "WEB",
      "url": "https://git.haproxy.org/?p=haproxy-2.0.git;a=commit;h=ac198b92d461515551b95daae20954b3053ce87e"
    },
    {
      "type": "WEB",
      "url": "https://git.haproxy.org/?p=haproxy.git%3Ba=commit%3Bh=146f53ae7e97dbfe496d0445c2802dd0a30b0878"
    },
    {
      "type": "WEB",
      "url": "https://git.haproxy.org/?p=haproxy.git%3Ba=commit%3Bh=54f53ef7ce4102be596130b44c768d1818570344"
    },
    {
      "type": "WEB",
      "url": "https://git.haproxy.org/?p=haproxy.git;a=commit;h=146f53ae7e97dbfe496d0445c2802dd0a30b0878"
    },
    {
      "type": "WEB",
      "url": "https://git.haproxy.org/?p=haproxy.git;a=commit;h=54f53ef7ce4102be596130b44c768d1818570344"
    },
    {
      "type": "WEB",
      "url": "https://seclists.org/bugtraq/2019/Nov/45"
    },
    {
      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/202004-01"
    },
    {
      "type": "WEB",
      "url": "https://tools.ietf.org/html/rfc7540#section-10.3"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4212-1"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2019/dsa-4577"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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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.

Sightings

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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.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • 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.



Detection rules are retrieved from Rulezet.