GHSA-QH7P-PFQ3-677H

Vulnerability from github – Published: 2025-10-28 21:30 – Updated: 2025-11-05 22:12
VLAI?
Summary
Consul event endpoint is vulnerable to denial of service
Details

Consul and Consul Enterprise’s (“Consul”) event endpoint is vulnerable to denial of service (DoS) due to lack of maximum value on the Content Length header. This vulnerability, CVE-2025-11375, is fixed in Consul Community Edition 1.22.0 and Consul Enterprise 1.22.0, 1.21.6, 1.20.8 and 1.18.12.

Severity ?
6.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/hashicorp/consul"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.22.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-11375"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-770"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-10-29T15:40:11Z",
    "nvd_published_at": "2025-10-28T21:15:37Z",
    "severity": "MODERATE"
  },
  "details": "Consul and Consul Enterprise\u2019s (\u201cConsul\u201d) event endpoint is vulnerable to denial of service (DoS) due to lack of maximum value on the Content Length header. This vulnerability, CVE-2025-11375, is fixed in Consul Community Edition 1.22.0 and Consul Enterprise 1.22.0, 1.21.6, 1.20.8 and 1.18.12.",
  "id": "GHSA-qh7p-pfq3-677h",
  "modified": "2025-11-05T22:12:37Z",
  "published": "2025-10-28T21:30:33Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-11375"
    },
    {
      "type": "WEB",
      "url": "https://github.com/hashicorp/consul/pull/22836"
    },
    {
      "type": "WEB",
      "url": "https://github.com/hashicorp/consul/commit/e794201d0c618333d81ad775270f7b32801178fb"
    },
    {
      "type": "WEB",
      "url": "https://discuss.hashicorp.com/t/hcsec-2025-28-consuls-event-endpoint-is-vulnerable-to-denial-of-service/76723"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/hashicorp/consul"
    },
    {
      "type": "WEB",
      "url": "https://github.com/hashicorp/consul/releases/tag/v1.22.0"
    },
    {
      "type": "WEB",
      "url": "https://pkg.go.dev/vuln/GO-2025-4082"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Consul event endpoint is vulnerable to denial of service"
}


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  • 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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  • 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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