CVE-2025-11375

{"id": "CVE-2025-11375", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "security@hashicorp.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "published": "2025-10-28T21:15:37.470", "references": [{"url": "https://discuss.hashicorp.com/t/hcsec-2025-28-consuls-event-endpoint-is-vulnerable-to-denial-of-service/76723", "tags": ["Vendor Advisory"], "source": "security@hashicorp.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "security@hashicorp.com", "description": [{"lang": "en", "value": "CWE-770"}]}], "descriptions": [{"lang": "en", "value": "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."}], "lastModified": "2025-12-22T15:55:08.583", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:hashicorp:consul:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "DE3AEC9A-D84F-4B7C-9B03-D3B8CE2CD319", "versionEndExcluding": "1.18.12"}, {"criteria": "cpe:2.3:a:hashicorp:consul:*:*:*:*:-:*:*:*", "vulnerable": true, "matchCriteriaId": "BD19A817-7366-4C2E-ADF9-35DC889EFE58", "versionEndExcluding": "1.22.0"}, {"criteria": "cpe:2.3:a:hashicorp:consul:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "596686CD-4DE0-4C9A-83CC-F07B0D2014DB", "versionEndExcluding": "1.20.8", "versionStartIncluding": "1.19.0"}, {"criteria": "cpe:2.3:a:hashicorp:consul:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "8B688D66-7E0A-4969-9187-D5374EDF68B9", "versionEndExcluding": "1.21.6", "versionStartIncluding": "1.21.0"}], "operator": "OR"}]}], "sourceIdentifier": "security@hashicorp.com"}