CVE-2025-23020

{"id": "CVE-2025-23020", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "cve@mitre.org", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "published": "2025-02-20T03:15:12.630", "references": [{"url": "https://github.com/ncc-pbottine/QUIC-Hash-Dos-Advisory", "source": "cve@mitre.org"}, {"url": "https://github.com/ptrd/kwik/releases/tag/v0.10.1", "source": "cve@mitre.org"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "cve@mitre.org", "description": [{"lang": "en", "value": "CWE-407"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in Kwik before 0.10.1. A hash collision vulnerability (in the hash table used to manage connections) allows remote attackers to cause a considerable CPU load on the server (a Hash DoS attack) by initiating connections with colliding Source Connection IDs (SCIDs)."}, {"lang": "es", "value": "Se descubri\u00f3 un problema en Kwik antes de 0.10.1. Una vulnerabilidad de colisi\u00f3n hash (en la tabla hash utilizada para administrar conexiones) permite a los atacantes remotos causar una carga de CPU considerable en el servidor (un ataque de hash DOS) al iniciar conexiones con ID de conexi\u00f3n de origen colisionales (SCID)."}], "lastModified": "2026-04-15T00:35:42.020", "sourceIdentifier": "cve@mitre.org"}