{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-22T11:39:04.653","vulnerabilities":[{"cve":{"id":"CVE-2020-3345","sourceIdentifier":"psirt@cisco.com","published":"2020-07-16T18:15:17.580","lastModified":"2024-11-21T05:30:50.750","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"A vulnerability in certain web pages of Cisco Webex Meetings and Cisco Webex Meetings Server could allow an unauthenticated, remote attacker to modify a web page in the context of a browser. The vulnerability is due to improper checks on parameter values within affected pages. An attacker could exploit this vulnerability by persuading a user to follow a crafted link that is designed to pass HTML code into an affected parameter. A successful exploit could allow the attacker to alter the contents of a web page to redirect the user to potentially malicious web sites, or the attacker could leverage this vulnerability to conduct further client-side attacks."},{"lang":"es","value":"Una vulnerabilidad en determinadas páginas web de Cisco Webex Meetings y Cisco Webex Meetings Server podría permitir a un atacante remoto no autenticado modificar una página web en el contexto de un navegador. La vulnerabilidad es debido a comprobaciones inapropiadas de los valores de los parámetros dentro de las páginas afectadas. Un atacante podría explotar esta vulnerabilidad al persuadir a un usuario para que siga un enlace diseñado que está diseñado para pasar código HTML a un parámetro afectado. Una explotación con éxito podría permitir a un atacante alterar el contenido de una página web para redireccionar al usuario a sitios web potencialmente maliciosos, o el atacante podría explotar esta vulnerabilidad para conducir más ataques del lado del cliente"}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","baseScore":4.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":1.4}],"cvssMetricV30":[{"source":"psirt@cisco.com","type":"Secondary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","baseScore":4.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":1.4}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:N/I:P/A:N","baseScore":4.3,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"PARTIAL","availabilityImpact":"NONE"},"baseSeverity":"MEDIUM","exploitabilityScore":8.6,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}]},"weaknesses":[{"source":"psirt@cisco.com","type":"Secondary","description":[{"lang":"en","value":"CWE-20"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-20"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:webex_meetings:*:*:*:*:*:*:*:*","versionEndExcluding":"40.6.0","matchCriteriaId":"7A3E3D16-82AD-4236-80BB-FE1517B73187"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:webex_meetings_server:*:*:*:*:*:*:*:*","versionEndIncluding":"4.0","matchCriteriaId":"A227FCF4-49CB-4D15-B757-D1E7DAFF05AC"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:webex_meetings_server:4.0:-:*:*:*:*:*:*","matchCriteriaId":"4D6CF856-093A-4E89-A71D-50A2887C265B"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:webex_meetings_server:4.0:maintenance_release1:*:*:*:*:*:*","matchCriteriaId":"B36A9043-0621-43CD-BFCD-66529F937859"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:webex_meetings_server:4.0:maintenance_release2:*:*:*:*:*:*","matchCriteriaId":"8842B42E-C412-4356-9F54-DFC53B683D3E"}]}]}],"references":[{"url":"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-html-BJ4Y9tX","source":"psirt@cisco.com","tags":["Vendor Advisory"]},{"url":"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-html-BJ4Y9tX","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]}]}}]}