Release 17.5.3#56319
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fheinecke merged 2 commits intobranch/v17from Jul 1, 2025
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zmb3
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Jul 1, 2025
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| #### [Critical] Remote authentication bypass | ||
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| * Removed special handling for `*ssh.Certificate` authorities in the `IsHostAuthority` and `IsUserAuthority` callbacks used by `x/crypto/ssh.CertChecker`. [#56252](https://github.com/gravitational/teleport/pull/56252) |
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I would remove this line, it's all discussed in the paragraph below.
zmb3
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Jul 1, 2025
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Amplify deployment status
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doggydogworld
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Jul 1, 2025
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Security fixes
This release also includes fixes for the following security issues:
[Critical] Remote authentication bypass
*ssh.Certificateauthorities in theIsHostAuthorityandIsUserAuthoritycallbacks used byx/crypto/ssh.CertChecker. #56252Resolved an issue that allowed remote SSH authentication bypass on servers with Teleport SSH agents, OpenSSH-integrated deployments and Teleport Git proxy deployments. CVE-2025-49825. Refer to the RCA for the full details.
Other fixes and improvements
tctl inventory listwhen using DynamoDB as cluster state storage. #56182teleport-update status --is-up-to-dateflag to change the return code based on the update status. #55950tsh ssh. #55894tbotno longer supports providing a proxy server address via--auth-serverorauth_server, use--proxy-serverorproxy_serverinstead. #55820tbotwill keep retrying if the auth server is unavailable on startup, instead of exiting immediately. #55820tsh db execwhich executes commands across multiple target databases. When per-session MFA is required, only one MFA prompt is needed within a 5-minute window. #55736tctl sso configure githubcould not be used withtctl create -fin OSS Teleport. #55727tbotclient now ensures theO_CLOEXECflag is used when opening files on Linux hosts. #55503Enterprise: