CVE-2020-3482

{"id": "CVE-2020-3482", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.4, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 4.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Secondary", "source": "ykramarz@cisco.com", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.5, "exploitabilityScore": 3.9}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.5, "exploitabilityScore": 3.9}]}, "published": "2020-11-18T19:15:12.697", "references": [{"url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-Expressway-8J3yZ7hV", "tags": ["Vendor Advisory"], "source": "ykramarz@cisco.com"}, {"url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-Expressway-8J3yZ7hV", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "ykramarz@cisco.com", "description": [{"lang": "en", "value": "CWE-284"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-269"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability in the Traversal Using Relays around NAT (TURN) server component of Cisco Expressway software could allow an unauthenticated, remote attacker to bypass security controls and send network traffic to restricted destinations. The vulnerability is due to improper validation of specific connection information by the TURN server within the affected software. An attacker could exploit this issue by sending specially crafted network traffic to the affected software. A successful exploit could allow the attacker to send traffic through the affected software to destinations beyond the application, possibly allowing the attacker to gain unauthorized network access."}, {"lang": "es", "value": "Una vulnerabilidad en el componente servidor Traversal Using Relays around NAT (TURN) del software Cisco Expressway, podr\u00eda permitir a un atacante remoto no autenticado omitir los controles de seguridad y enviar tr\u00e1fico de red hacia destinos restringidos. La vulnerabilidad es debido a una comprobaci\u00f3n inapropiada de la informaci\u00f3n de conexi\u00f3n espec\u00edfica por parte del servidor TURN dentro del software afectado. Un atacante podr\u00eda explotar este problema mediante el env\u00edo de tr\u00e1fico de red especialmente dise\u00f1ado al software afectado. Una explotaci\u00f3n con \u00e9xito podr\u00eda permitir al atacante enviar tr\u00e1fico por medio del software afectado a destinos m\u00e1s all\u00e1 de la aplicaci\u00f3n, posiblemente permitiendo al atacante conseguir acceso no autorizado a la red"}], "lastModified": "2024-11-21T05:31:09.640", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:cisco:expressway:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D3F79721-8B07-4843-A265-D8FC85FC9DC3", "versionEndExcluding": "x12.6.3"}, {"criteria": "cpe:2.3:a:cisco:telepresence_video_communication_server:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D63A3260-C96C-4413-8000-AE650038AD85", "versionEndExcluding": "x12.6.3"}], "operator": "OR"}]}], "sourceIdentifier": "ykramarz@cisco.com"}