CVE-2022-47517

{"id": "CVE-2022-47517", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2022-12-18T05:15:11.300", "references": [{"url": "https://github.com/davehorton/sofia-sip/commit/22c1bd191f0acbf11f0c0fbea1845d9bf9dcd47e", "tags": ["Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/davehorton/sofia-sip/commit/bfc79d85c8f3a4798a3305fb98f5a11c11d0d29f", "tags": ["Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/drachtio/drachtio-server/issues/243", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-193"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in the libsofia-sip fork in drachtio-server before 0.8.19. It allows remote attackers to cause a denial of service (daemon crash) via a crafted UDP message that causes a url_canonize2 heap-based buffer over-read because of an off-by-one error."}, {"lang": "es", "value": "Se descubri\u00f3 un problema en la bifurcaci\u00f3n libsofia-sip en drachtio-server antes del 0.8.19. Permite a atacantes remotos provocar una Denegaci\u00f3n de Servicio (DoS) (ca\u00edda del daemon) a trav\u00e9s de un mensaje UDP manipulado que provoca una sobrelectura de b\u00fafer de almacenamiento din\u00e1mico url_canonize2 debido a un error de uno por uno."}], "lastModified": "2023-08-08T14:22:24.967", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:drachtio:drachtio-server:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "24320D84-70B3-4A0E-AE01-D5DCF0AD5848", "versionEndExcluding": "0.8.19"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}