{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-21T12:20:56.484","vulnerabilities":[{"cve":{"id":"CVE-2017-6791","sourceIdentifier":"psirt@cisco.com","published":"2017-09-07T21:29:00.800","lastModified":"2025-04-20T01:37:25.860","vulnStatus":"Deferred","cveTags":[],"descriptions":[{"lang":"en","value":"A vulnerability in the Trust Verification Service (TVS) of Cisco Unified Communications Manager could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to improper handling of Transport Layer Security (TLS) traffic by the affected software. An attacker could exploit this vulnerability by generating incomplete traffic streams. A successful exploit could allow the attacker to deny access to the TVS for an affected device, resulting in a DoS condition, until an administrator restarts the service. Known Affected Releases 10.0(1.10000.24) 10.5(2.10000.5) 11.0(1.10000.10) 9.1(2.10000.28). Cisco Bug IDs: CSCux21905."},{"lang":"es","value":"Una vulnerabilidad en el servicio de verificación de confianza (TVS) en Cisco Unified Communications Manager podría permitir que un atacante remoto sin autenticar provoque una denegación de servicio (DoS) en un sistema afectado. Esta vulnerabilidad se debe a una gestión incorrecta del tráfico Transport Layer Security (TLS) por parte del software afectado. Un atacante podría explotar esta vulnerabilidad generando flujos de tráfico incompletos. Si se explota esta vulnerabilidad con éxito, el atacante podría negarle el acceso al TVS a un dispositivo afectado, lo que resultaría en una denegación de servicio hasta que el administrador reiniciase el servicio. Versiones afectadas conocidas 10.0(1.10000.24) 10.5(2.10000.5) 11.0(1.10000.10) 9.1(2.10000.28). Cisco Bug IDs: CSCux21905."}],"metrics":{"cvssMetricV30":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P","baseScore":5.0,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":10.0,"impactScore":2.9,"acInsufInfo":true,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"psirt@cisco.com","type":"Secondary","description":[{"lang":"en","value":"CWE-119"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"NVD-CWE-noinfo"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:unified_communications_manager:9.1\\(2.10000.28\\):*:*:*:*:*:*:*","matchCriteriaId":"3655A2A6-E9A2-43C2-97FE-96BD8343E5E8"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:unified_communications_manager:10.0\\(1.10000.24\\):*:*:*:*:*:*:*","matchCriteriaId":"62A3C945-C4A2-4187-9104-E61111C0832D"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:unified_communications_manager:10.5\\(2.10000.5\\):*:*:*:*:*:*:*","matchCriteriaId":"520555C7-5E9B-4C76-AAB5-5DD8B29D18F0"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:unified_communications_manager:11.0\\(1.10000.10\\):*:*:*:*:*:*:*","matchCriteriaId":"F47282B9-8B76-40E0-B72C-A6A196A37A0C"}]}]}],"references":[{"url":"http://www.securityfocus.com/bid/100662","source":"psirt@cisco.com","tags":["Third Party Advisory","VDB Entry"]},{"url":"http://www.securitytracker.com/id/1039286","source":"psirt@cisco.com","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://quickview.cloudapps.cisco.com/quickview/bug/CSCux21905","source":"psirt@cisco.com","tags":["Vendor Advisory"]},{"url":"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170906-ucm","source":"psirt@cisco.com","tags":["Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/100662","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory","VDB Entry"]},{"url":"http://www.securitytracker.com/id/1039286","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://quickview.cloudapps.cisco.com/quickview/bug/CSCux21905","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]},{"url":"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170906-ucm","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]}]}}]}