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[release-4.12] OCPBUGS-24571: Disable weak SSH cipher suites #2164

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flavio-fernandes
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During an internal audit conducted by one of our customers in OCP, it was discovered that the openshift-sdn component, specifically on port 9101, has exposed certain cipher suites that are considered weak. We have identified the following weak ciphers that are currently being accepted:

TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256 - See [1]
TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 - See [2]

[1] https://ciphersuite.info/cs/TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256/
[2] https://ciphersuite.info/cs/TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256/

During an internal audit conducted by one of our customers in OCP, it was
discovered that the openshift-sdn component, specifically on port 9101,
has exposed certain cipher suites that are considered weak. We have
identified the following weak ciphers that are currently being accepted:

TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256 - See [1]
TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 - See [2]

[1] https://ciphersuite.info/cs/TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256/
[2] https://ciphersuite.info/cs/TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256/

Reported-at: https://issues.redhat.com/browse/OCPBUGS-15201
Signed-off-by: Flavio Fernandes <flaviof@redhat.com>
(cherry picked from commit 74029d4)
@openshift-ci-robot openshift-ci-robot added jira/valid-reference Indicates that this PR references a valid Jira ticket of any type. jira/invalid-bug Indicates that a referenced Jira bug is invalid for the branch this PR is targeting. labels Dec 13, 2023
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@flavio-fernandes: This pull request references Jira Issue OCPBUGS-24571, which is invalid:

  • expected dependent Jira Issue OCPBUGS-24570 to be in one of the following states: VERIFIED, RELEASE PENDING, CLOSED (ERRATA), CLOSED (CURRENT RELEASE), CLOSED (DONE), CLOSED (DONE-ERRATA), but it is New instead

Comment /jira refresh to re-evaluate validity if changes to the Jira bug are made, or edit the title of this pull request to link to a different bug.

The bug has been updated to refer to the pull request using the external bug tracker.

In response to this:

During an internal audit conducted by one of our customers in OCP, it was discovered that the openshift-sdn component, specifically on port 9101, has exposed certain cipher suites that are considered weak. We have identified the following weak ciphers that are currently being accepted:

TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256 - See [1]
TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 - See [2]

[1] https://ciphersuite.info/cs/TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256/
[2] https://ciphersuite.info/cs/TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256/

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.

@flavio-fernandes
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/retest-required

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@flavio-fernandes
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/retest-required

@danwinship
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/lgtm

@openshift-ci openshift-ci bot added the lgtm Indicates that a PR is ready to be merged. label Dec 18, 2023
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openshift-ci bot commented Dec 18, 2023

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: danwinship, flavio-fernandes

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Needs approval from an approver in each of these files:

Approvers can indicate their approval by writing /approve in a comment
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@openshift-ci openshift-ci bot added the approved Indicates a PR has been approved by an approver from all required OWNERS files. label Dec 18, 2023
@flavio-fernandes
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/retest-required

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openshift-ci bot commented Dec 19, 2023

@flavio-fernandes: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name Commit Details Required Rerun command
ci/prow/e2e-azure-ovn deab362 link false /test e2e-azure-ovn

Full PR test history. Your PR dashboard.

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@flavio-fernandes
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/retest-required

@mffiedler
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/label cherry-pick-approved

@openshift-ci openshift-ci bot added the cherry-pick-approved Indicates a cherry-pick PR into a release branch has been approved by the release branch manager. label Dec 20, 2023
@flavio-fernandes
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/jira refresh

@openshift-ci-robot
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@flavio-fernandes: This pull request references Jira Issue OCPBUGS-24571, which is invalid:

  • expected dependent Jira Issue OCPBUGS-24570 to be in one of the following states: VERIFIED, RELEASE PENDING, CLOSED (ERRATA), CLOSED (CURRENT RELEASE), CLOSED (DONE), CLOSED (DONE-ERRATA), but it is POST instead

Comment /jira refresh to re-evaluate validity if changes to the Jira bug are made, or edit the title of this pull request to link to a different bug.

In response to this:

/jira refresh

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the openshift-eng/jira-lifecycle-plugin repository.

@trozet
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trozet commented Jan 8, 2024

/label backport-risk-assessed

@openshift-ci openshift-ci bot added the backport-risk-assessed Indicates a PR to a release branch has been evaluated and considered safe to accept. label Jan 8, 2024
@flavio-fernandes
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/jira refresh

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@zhaozhanqi
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/jira refresh

@openshift-ci-robot openshift-ci-robot added jira/valid-bug Indicates that a referenced Jira bug is valid for the branch this PR is targeting. and removed jira/invalid-bug Indicates that a referenced Jira bug is invalid for the branch this PR is targeting. labels Jan 9, 2024
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@zhaozhanqi: This pull request references Jira Issue OCPBUGS-24571, which is valid.

6 validation(s) were run on this bug
  • bug is open, matching expected state (open)
  • bug target version (4.12.z) matches configured target version for branch (4.12.z)
  • bug is in the state POST, which is one of the valid states (NEW, ASSIGNED, POST)
  • dependent bug Jira Issue OCPBUGS-24570 is in the state Verified, which is one of the valid states (VERIFIED, RELEASE PENDING, CLOSED (ERRATA), CLOSED (CURRENT RELEASE), CLOSED (DONE), CLOSED (DONE-ERRATA))
  • dependent Jira Issue OCPBUGS-24570 targets the "4.13.z" version, which is one of the valid target versions: 4.13.0, 4.13.z
  • bug has dependents

Requesting review from QA contact:
/cc @zhaozhanqi

In response to this:

/jira refresh

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the openshift-eng/jira-lifecycle-plugin repository.

@openshift-ci openshift-ci bot requested a review from zhaozhanqi January 9, 2024 01:02
@flavio-fernandes
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/jira refresh

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@flavio-fernandes: This pull request references Jira Issue OCPBUGS-24571, which is valid.

6 validation(s) were run on this bug
  • bug is open, matching expected state (open)
  • bug target version (4.12.z) matches configured target version for branch (4.12.z)
  • bug is in the state POST, which is one of the valid states (NEW, ASSIGNED, POST)
  • dependent bug Jira Issue OCPBUGS-24570 is in the state Verified, which is one of the valid states (VERIFIED, RELEASE PENDING, CLOSED (ERRATA), CLOSED (CURRENT RELEASE), CLOSED (DONE), CLOSED (DONE-ERRATA))
  • dependent Jira Issue OCPBUGS-24570 targets the "4.13.z" version, which is one of the valid target versions: 4.13.0, 4.13.z
  • bug has dependents

Requesting review from QA contact:
/cc @zhaozhanqi

In response to this:

/jira refresh

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the openshift-eng/jira-lifecycle-plugin repository.

@openshift-merge-bot openshift-merge-bot bot merged commit 3258e20 into openshift:release-4.12 Jan 9, 2024
28 of 29 checks passed
@openshift-ci-robot
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@flavio-fernandes: Jira Issue OCPBUGS-24571: All pull requests linked via external trackers have merged:

Jira Issue OCPBUGS-24571 has been moved to the MODIFIED state.

In response to this:

During an internal audit conducted by one of our customers in OCP, it was discovered that the openshift-sdn component, specifically on port 9101, has exposed certain cipher suites that are considered weak. We have identified the following weak ciphers that are currently being accepted:

TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256 - See [1]
TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 - See [2]

[1] https://ciphersuite.info/cs/TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256/
[2] https://ciphersuite.info/cs/TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256/

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the openshift-eng/jira-lifecycle-plugin repository.

@openshift-bot
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[ART PR BUILD NOTIFIER]

This PR has been included in build cluster-network-operator-container-v4.12.0-202401090132.p0.g3258e20.assembly.stream for distgit cluster-network-operator.
All builds following this will include this PR.

@openshift-merge-robot
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Fix included in accepted release 4.12.0-0.nightly-2024-01-09-021254

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