fkie_cve-2025-11374
Vulnerability from fkie_nvd
Published
2025-10-28 21:15
Modified
2025-12-22 16:05
Severity ?
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
Consul and Consul Enterprise’s (“Consul”) key/value endpoint is vulnerable to denial of service (DoS) due to incorrect Content Length header validation. This vulnerability, CVE-2025-11374, 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.
References
security@hashicorp.comhttps://discuss.hashicorp.com/t/hcsec-2025-29-consuls-kv-endpoint-is-vulnerable-to-denial-of-service/76724Vendor Advisory
Impacted products
Vendor Product Version
hashicorp consul *
hashicorp consul *
hashicorp consul *
hashicorp consul *


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:hashicorp:consul:*:*:*:*:enterprise:*:*:*",
              "matchCriteriaId": "DE3AEC9A-D84F-4B7C-9B03-D3B8CE2CD319",
              "versionEndExcluding": "1.18.12",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:hashicorp:consul:*:*:*:*:-:*:*:*",
              "matchCriteriaId": "BD19A817-7366-4C2E-ADF9-35DC889EFE58",
              "versionEndExcluding": "1.22.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:hashicorp:consul:*:*:*:*:enterprise:*:*:*",
              "matchCriteriaId": "596686CD-4DE0-4C9A-83CC-F07B0D2014DB",
              "versionEndExcluding": "1.20.8",
              "versionStartIncluding": "1.19.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:hashicorp:consul:*:*:*:*:enterprise:*:*:*",
              "matchCriteriaId": "8B688D66-7E0A-4969-9187-D5374EDF68B9",
              "versionEndExcluding": "1.21.6",
              "versionStartIncluding": "1.21.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Consul and Consul Enterprise\u2019s (\u201cConsul\u201d) key/value endpoint is vulnerable to denial of service (DoS) due to incorrect Content Length header validation. This vulnerability, CVE-2025-11374, 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": "CVE-2025-11374",
  "lastModified": "2025-12-22T16:05:52.177",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "security@hashicorp.com",
        "type": "Secondary"
      }
    ]
  },
  "published": "2025-10-28T21:15:37.300",
  "references": [
    {
      "source": "security@hashicorp.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://discuss.hashicorp.com/t/hcsec-2025-29-consuls-kv-endpoint-is-vulnerable-to-denial-of-service/76724"
    }
  ],
  "sourceIdentifier": "security@hashicorp.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-770"
        }
      ],
      "source": "security@hashicorp.com",
      "type": "Secondary"
    }
  ]
}


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