{"attribution":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","cve":{"id":"CVE-2021-27893","sourceIdentifier":"cve@mitre.org","published":"2021-03-15T15:15:15.837","lastModified":"2026-06-17T03:45:34.360","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"SSH Tectia Client and Server before 6.4.19 on Windows allow local privilege escalation in nonstandard conditions. ConnectSecure on Windows is affected."},{"lang":"es","value":"SSH Tectia Client and Server versiones anteriores a 6.4.19 en Windows, permiten una escalada de privilegios locales en condiciones no estándar.\u0026#xa0;ConnectSecure en Windows está afectado"}],"affected":[{"source":"cve@mitre.org","affectedData":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.0,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"HIGH","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.0,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:L/AC:M/Au:N/C:P/I:P/A:P","baseScore":4.4,"accessVector":"LOCAL","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":3.4,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"NVD-CWE-noinfo"}]}],"configurations":[{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:ssh:tectia_client:*:*:*:*:*:*:*:*","versionEndExcluding":"6.4.19","matchCriteriaId":"F19AD707-E08D-4D78-AE68-46806EBABE3B"},{"vulnerable":true,"criteria":"cpe:2.3:a:ssh:tectia_connectsecure:-:*:*:*:*:*:*:*","matchCriteriaId":"058495B9-2E81-4400-9A70-8E58A623BA5D"},{"vulnerable":true,"criteria":"cpe:2.3:a:ssh:tectia_server:*:*:*:*:*:*:*:*","versionEndExcluding":"6.4.19","matchCriteriaId":"18B662B1-6336-41F2-A5CA-55E875E43718"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*","matchCriteriaId":"A2572D17-1DE6-457B-99CC-64AFD54487EA"}]}]}],"references":[{"url":"https://info.ssh.com/tectia-vulnerability-cve-2021-27893","source":"cve@mitre.org","tags":["Vendor Advisory"]},{"url":"https://info.ssh.com/tectia-vulnerability-cve-2021-27893","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]}]}}