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Ubuntu 24.04 5.1.12 Ensure sshd KexAlgorithms is configured #12731

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Dec 17, 2024
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Ubuntu 24.04 5.1.12 Ensure sshd KexAlgorithms is configured #12731

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5 changes: 2 additions & 3 deletions controls/cis_ubuntu2404.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -1653,11 +1653,10 @@ controls:
levels:
- l1_server
- l1_workstation
related_rules:
rules:
- sshd_strong_kex=cis_ubuntu2404
- sshd_use_strong_kex
status: planned
notes: TODO. Partial/incorrect implementation exists.See related rules. Analogous to ubuntu2204/5.2.15.
status: automated

- id: 5.1.13
title: Ensure sshd LoginGraceTime is configured (Automated)
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2 changes: 1 addition & 1 deletion linux_os/guide/services/ssh/ssh_server/sshd_use_strong_kex/tests/good_kex_sle.pass.sh
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@@ -1,4 +1,4 @@
# platform = multi_platform_sle
# platform = multi_platform_sle,multi_platform_ubuntu

sed -i 's/^\s*KexAlgorithms\s.*//i' /etc/ssh/sshd_config
echo "KexAlgorithms diffie-hellman-group14-sha256" >> /etc/ssh/sshd_config
1 change: 1 addition & 0 deletions linux_os/guide/services/ssh/sshd_strong_kex.var
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Expand Up @@ -19,4 +19,5 @@ options:
cis_sle15: curve25519-sha256,[email protected],diffie-hellman-group14-sha256,diffie-hellman-group16-sha512,diffie-hellman-group18-sha512,ecdh-sha2-nistp521,ecdh-sha2-nistp384,ecdh-sha2-nistp256,diffie-hellman-group-exchange-sha256
cis_ubuntu2004: curve25519-sha256,[email protected],ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group16-sha512,diffie-hellman-group18-sha512,diffie-hellman-group14-sha256
cis_ubuntu2204: curve25519-sha256,[email protected],ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group16-sha512,diffie-hellman-group18-sha512,diffie-hellman-group14-sha256
cis_ubuntu2404: [email protected],curve25519-sha256,[email protected],ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group16-sha512,diffie-hellman-group18-sha512,diffie-hellman-group14-sha256
std_openeuler: curve25519-sha256,[email protected],diffie-hellman-group-exchange-sha256
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