Teleport provides connectivity, authentication, access controls and audit for infrastructure. Community Edition versions before and including 17.5.1 are vulnerable to remote authentication bypass. At time of posting, there is no available open-source patch.

Teleport v3.2.2, Teleport v3.5.6-rc6, and Teleport v3.6.3-b2 was discovered to contain an information leak via the /user/get-role-list web interface.

Teleport 9.3.6 is vulnerable to Command injection leading to Remote Code Execution. An attacker can craft a malicious ssh agent installation link by URL encoding a bash escape with carriage return line feed. This url encoded payload can be used in place of a token and sent to a user in a social engineering attack. This is fully unauthenticated attack utilizing the trusted teleport server to deliver the payload.

Teleport before 4.4.11, 5.x before 5.2.4, 6.x before 6.2.12, and 7.x before 7.1.1 allows forgery of SSH host certificates in some situations.

Teleport before 6.2.12 and 7.x before 7.1.1 allows attackers to control a database connection string, in some situations, via a crafted database name or username.

Teleport before 4.4.11, 5.x before 5.2.4, 6.x before 6.2.12, and 7.x before 7.1.1 allows alteration of build artifacts in some situations.

tp4a TELEPORT 3.1.0 has CSRF via user/do-reset-password to change any password, such as the administrator password.

tp4a TELEPORT 3.1.0 allows XSS via the login page because a crafted username is mishandled when an administrator later views the system log.