Vulnerability Database

310,710

Total vulnerabilities in the database

CVE-2021-27893

SSH Tectia Client and Server before 6.4.19 on Windows allow local privilege escalation in nonstandard conditions. ConnectSecure on Windows is affected.

  • Published: Mar 15, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-27893
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7
  • AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2:

  • Severity: Low
  • Score: 4.4
  • AV:L/AC:M/Au:N/C:P/I:P/A:P

No CWE or OWASP classifications available.

Software From Fixed in
ssh / tectia_client - 6.4.19
ssh / tectia_server - 6.4.19