{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-12T21:56:31.405","vulnerabilities":[{"cve":{"id":"CVE-2021-27406","sourceIdentifier":"ics-cert@hq.dhs.gov","published":"2022-10-14T17:15:10.530","lastModified":"2024-11-21T05:57:55.933","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"An attacker can take leverage on PerFact OpenVPN-Client versions 1.4.1.0 and prior to send the config command from any application running on the local host machine to force the back-end server into initializing a new open-VPN instance with arbitrary open-VPN configuration. This could result in the attacker achieving execution with privileges of a SYSTEM user."},{"lang":"es","value":"Un atacante puede aprovechar PerFact OpenVPN-Client versiones 1.4.1.0 y anteriores, para enviar el comando config desde cualquier aplicación que sea ejecutada en el equipo anfitrión local para forzar al servidor back-end a inicializar una nueva instancia de Open-VPN con una configuración arbitraria de Open-VPN. Esto podría resultar en que el atacante logre una ejecución con privilegios de un usuario SYSTEM"}],"metrics":{"cvssMetricV31":[{"source":"ics-cert@hq.dhs.gov","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":5.9},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":5.9}]},"weaknesses":[{"source":"ics-cert@hq.dhs.gov","type":"Secondary","description":[{"lang":"en","value":"CWE-15"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-610"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:perfact:openvpn-client:*:*:*:*:*:*:*:*","versionEndIncluding":"1.4.1.0","matchCriteriaId":"E4F40462-0D14-4ED0-94C2-B4C23A0A2913"}]}]}],"references":[{"url":"https://www.cisa.gov/uscert/ics/advisories/icsa-21-056-01","source":"ics-cert@hq.dhs.gov","tags":["Third Party Advisory","US Government Resource"]},{"url":"https://www.cisa.gov/uscert/ics/advisories/icsa-21-056-01","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory","US Government Resource"]}]}}]}