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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:cisco:meeting_server:2.3.6:*:*:*:*:*:*:*", "matchCriteriaId": "007D1956-32AD-45C9-8295-5A650CCE90B0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability in Cisco Meeting Server could allow an authenticated, remote attacker to cause a partial denial of service (DoS) to Cisco Meetings application users who are paired with a Session Initiation Protocol (SIP) endpoint. The vulnerability is due to improper validation of coSpaces configuration parameters. An attacker could exploit this vulnerability by inserting crafted strings in specific coSpace parameters. An exploit could allow the attacker to prevent clients from joining a conference call in the affected coSpace. Versions prior to 2.4.3 are affected."}, {"lang": "es", "value": "Una vulnerabilidad en Cisco Meeting Server podr\u00eda permitir que un atacante remoto autenticado provoque una denegaci\u00f3n de servicio parcial (DoS) en los usuarios de la aplicaci\u00f3n Cisco Meetings que se emparejan con un endpoint SIP (Session Initiation Protocol). Esta vulnerabilidad se debe a una validaci\u00f3n incorrecta de los par\u00e1metros de configuraci\u00f3n de coSpaces. Un atacante podr\u00eda explotar esta vulnerabilidad insertando cadenas manipuladas en par\u00e1metros coSpace espec\u00edficos. Su explotaci\u00f3n podr\u00eda permitir al atacante evitar que los clientes se unan a una llamada en conferencia en el coSpace afectado. Las versiones anteriores a la 2.4.3 se han visto afectadas."}], "id": "CVE-2019-1678", "lastModified": "2023-03-23T17:33:51.197", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 4.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L", "version": "3.0"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "ykramarz@cisco.com", "type": "Secondary"}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 4.3, "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:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-02-07T20:29:00.323", "references": [{"source": "ykramarz@cisco.com", "tags": ["Broken Link", "Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/106943"}, {"source": "ykramarz@cisco.com", "tags": ["Vendor Advisory"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190206-cms-dos"}], "sourceIdentifier": "ykramarz@cisco.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-20"}], "source": "ykramarz@cisco.com", "type": "Secondary"}]}

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