CVE-2021-1420

{"id": "CVE-2021-1420", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 4.7, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 2.8}, {"type": "Secondary", "source": "ykramarz@cisco.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 4.7, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 2.8}]}, "published": "2021-04-08T04:15:13.327", "references": [{"url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-VObwRKWV", "tags": ["Vendor Advisory"], "source": "ykramarz@cisco.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "ykramarz@cisco.com", "description": [{"lang": "en", "value": "CWE-80"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability in certain web pages of Cisco Webex Meetings could allow an unauthenticated, remote attacker to modify a web page in the context of a user's browser. The vulnerability is due to improper checks on parameter values in 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 websites, or the attacker could use this vulnerability to conduct further client-side attacks."}, {"lang": "es", "value": "Una vulnerabilidad en determinadas p\u00e1ginas web de Cisco Webex Meetings, podr\u00eda permitir a un atacante remoto no autenticado modificar una p\u00e1gina web en el contexto del navegador de un usuario. La vulnerabilidad es debido a comprobaciones inapropiadas de los valores de los par\u00e1metros en p\u00e1ginas afectadas. Un atacante podr\u00eda explotar esta vulnerabilidad al persuadir a un usuario para seguir un v\u00ednculo elaborado que est\u00e1 dise\u00f1ado para pasar c\u00f3digo HTML a un par\u00e1metro afectado. Una explotaci\u00f3n con \u00e9xito podr\u00eda permitir al atacante alterar el contenido de una p\u00e1gina web para redireccionar al usuario a sitios web potencialmente maliciosos, o el atacante podr\u00eda usar esta vulnerabilidad para conducir m\u00e1s ataques del lado del cliente"}], "lastModified": "2023-11-07T03:28:16.173", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:cisco:webex_meetings:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "81774C03-0884-44C6-80EF-DC882BF44C84"}], "operator": "OR"}]}], "sourceIdentifier": "ykramarz@cisco.com"}