Detections
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1.32 RHEL-10-200542

Information

RHEL 10 must disable the chrony daemon from acting as a server.

GROUP ID: V-280960RULE ID: SV-280960r1165235

Minimizing the exposure of the server functionality of the chrony daemon diminishes the attack surface.

Satisfies: SRG-OS-000096-GPOS-00050, SRG-OS-000095-GPOS-00049

Solution

Configure RHEL 10 to disable the chrony daemon from acting as a server by adding/modifying the following line in the "/etc/chrony.conf" file:

port 0

Restart the chronyd service with the following command for the changes to take effect:

$ sudo systemctl restart chronyd

See Also

https://workbench.cisecurity.org/benchmarks/26403

Item Details

Category: CONFIGURATION MANAGEMENT

References: 800-53|CM-7, 800-53|CM-7a., 800-53|CM-7b., CAT|II, CCI|CCI-000381, CCI|CCI-000382, Rule-ID|SV-280960r1165235_rule, STIG-ID|RHEL-10-200542, Vuln-ID|V-280960

Plugin: Unix

Control ID: 90a277234cbaa15b3bc65e88e398699b04da88a9686c613652fe46260592eb6a