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[Backport release-1.25] TLS server configuration hardening #2861

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twz123
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@twz123 twz123 commented Mar 6, 2023

Enforce TLS minimum versions and a fixed list of allowed TLS ciphers for
all the TLS secured endpoints managed by k0s. This has already been the
case for the API server, the kubelet and the konnectivity server. Unify
the approach to also include etcd and the k0s API itself.

Signed-off-by: Tom Wieczorek <twieczorek@mirantis.com>
(cherry picked from commit 55f75fd)
(cherry picked from commit e6f71a3)
@twz123 twz123 added security fix area/controlplane backport/release-1.24 PR that needs to be backported/cherrypicked to release-1.24 branch labels Mar 6, 2023
@twz123 twz123 requested a review from a team as a code owner March 6, 2023 14:56
@twz123 twz123 merged commit 8295e8a into k0sproject:release-1.25 Mar 7, 2023
@twz123 twz123 deleted the backport-2858-to-release-1.25 branch March 7, 2023 16:04
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k0s-bot commented Mar 7, 2023

Successfully created backport PR #2863 for release-1.24.

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3 participants