{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-22T03:52:37.404","vulnerabilities":[{"cve":{"id":"CVE-2021-20123","sourceIdentifier":"vulnreport@tenable.com","published":"2021-10-13T16:15:07.350","lastModified":"2025-11-03T18:59:21.040","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"A local file inclusion vulnerability exists in Draytek VigorConnect 1.6.0-B3 in the file download functionality of the DownloadFileServlet endpoint. An unauthenticated attacker could leverage this vulnerability to download arbitrary files from the underlying operating system with root privileges."},{"lang":"es","value":"Se presenta una vulnerabilidad de inclusión de archivos locales en Draytek VigorConnect versión 1.6.0-B3, en la funcionalidad file download del endpoint DownloadFileServlet. Un atacante no autenticado podría aprovechar esta vulnerabilidad para descargar archivos arbitrarios del sistema operativo subyacente con privilegios de root"}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":3.9,"impactScore":3.6},{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE"},"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:C/I:N/A:N","baseScore":7.8,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"COMPLETE","integrityImpact":"NONE","availabilityImpact":"NONE"},"baseSeverity":"HIGH","exploitabilityScore":10.0,"impactScore":6.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"cisaExploitAdd":"2024-09-03","cisaActionDue":"2024-09-24","cisaRequiredAction":"Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.","cisaVulnerabilityName":"Draytek VigorConnect Path Traversal Vulnerability ","weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-22"}]},{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","description":[{"lang":"en","value":"CWE-22"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:draytek:vigorconnect:1.6.0:beta3:*:*:*:*:*:*","matchCriteriaId":"CC518B3A-EDB0-434A-8CF5-026437FF5A13"}]}]}],"references":[{"url":"https://www.tenable.com/security/research/tra-2021-42","source":"vulnreport@tenable.com","tags":["Exploit","Third Party Advisory"]},{"url":"https://www.tenable.com/security/research/tra-2021-42","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Third Party Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-20123","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","tags":["US Government Resource"]}]}}]}