{"id":"CVE-2021-27893","aliases":["EUVD-2021-14630","GHSA-2c9c-5m3c-vxqg"],"status":"published","title":"SSH Tectia Client and Server before 6.4.19 on Windows allow local privilege escalation in...","description":"SSH Tectia Client and Server before 6.4.19 on Windows allow local privilege escalation in nonstandard conditions. ConnectSecure on Windows is affected.","severity":{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00395,"percentile":0.33998,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269"],"published":"2021-03-15T14:05:44Z","modified":"2026-06-17T03:45:34Z","products":[{"vendor":"ssh","product":"tectia_client"},{"vendor":"ssh","product":"tectia_connectsecure"},{"vendor":"ssh","product":"tectia_server"}],"references":[{"url":"https://info.ssh.com/tectia-vulnerability-cve-2021-27893","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-27893"},{"url":"https://github.com/advisories/GHSA-2c9c-5m3c-vxqg"}],"sources":{"cve":[{"id":"CVE-2021-27893","description":"SSH Tectia Client and Server before 6.4.19 on Windows allow local privilege escalation in nonstandard conditions. ConnectSecure on Windows is affected.","status":"published","published":"2021-03-15T14:05:44Z","modified":"2024-08-03T21:33:16.484Z","updated_at":"2026-11-02T14:33:04.679189Z"}],"euvd":[{"id":"EUVD-2021-14630","description":"SSH Tectia Client and Server before 6.4.19 on Windows allow local privilege escalation in nonstandard conditions. ConnectSecure on Windows is affected.","status":"published","published":"2021-03-15T14:05:44Z","modified":"2024-08-03T21:33:16Z","updated_at":"2026-11-03T03:24:48.366655Z"}],"ghsa":[{"id":"GHSA-2c9c-5m3c-vxqg","title":"SSH Tectia Client and Server before 6.4.19 on Windows allow local privilege escalation in...","description":"SSH Tectia Client and Server before 6.4.19 on Windows allow local privilege escalation in nonstandard conditions. ConnectSecure on Windows is affected.","status":"published","published":"2022-05-24T17:44:35Z","modified":"2023-01-27T05:02:47Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:42:06.500861Z"}],"nvd":[{"id":"CVE-2021-27893","description":"SSH Tectia Client and Server before 6.4.19 on Windows allow local privilege escalation in nonstandard conditions. ConnectSecure on Windows is affected.","status":"published","published":"2021-03-15T15:15:15.837Z","modified":"2026-06-17T03:45:34.36Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":4.4,"vector":"AV:L/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:06:50.805771Z"}]}}