Merge remote-tracking branch 'origin/main' into poam-hardening
# Conflicts: # CLAUDE.md
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@@ -171,5 +171,20 @@
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<xccdf:select idref="xccdf_org.ssgproject.content_rule_disable_ctrlaltdel_reboot" selected="false"/>
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<xccdf:select idref="xccdf_org.ssgproject.content_rule_disable_ctrlaltdel_burstaction" selected="false"/>
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<!-- NTP time source (secure_ntp): the fleet configures chrony's time source
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DYNAMICALLY at runtime — a fleet-CA-authenticated NTS server derived from
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the DHCP domain (secure_ntp=true) or DHCP option-42 (false) — via the NM
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dispatcher + `sourcedir /run/chrony-dhcp`, NOT a static baked `server`
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line. These rules remediate by INJECTING an unauthenticated
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`server <pool> maxpoll 16` into chrony.conf; under secure_ntp that plain
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server is a silent fallback that DEFEATS the NTS DoS-only guarantee (a
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DNS/NTP spoofer could shift the clock through it — the exact F-03 risk).
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Unselect so remediation adds no plain server; 2c-STIG-postfix also
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re-strips any server/pool when secure_ntp=true (belt-and-suspenders).
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The STIG intent (time IS synchronised, authenticated under NTS) is met.
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Justified in docs/stig-deviations.md #17. -->
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<xccdf:select idref="xccdf_org.ssgproject.content_rule_chronyd_specify_remote_server" selected="false"/>
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<xccdf:select idref="xccdf_org.ssgproject.content_rule_chronyd_or_ntpd_set_maxpoll" selected="false"/>
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</xccdf:Profile>
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</xccdf:Tailoring>
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