Detections
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1.185 ALMA-09-023560

Information

AlmaLinux OS 9 must configure a DNS processing mode set be Network Manager.

GROUP ID: V-269288
RULE ID: SV-269288r1050170

To ensure that DNS resolver settings are respected, a DNS mode in Network Manager must be configured.

Solution

Configure NetworkManager in AlmaLinux OS 9 to use a DNS mode.

In "/etc/NetworkManager/NetworkManager.conf" add the following line in the "[main]" section:

dns = none

NetworkManager must be reloaded for the change to take effect.

$ systemctl reload NetworkManager

See Also

https://workbench.cisecurity.org/benchmarks/27039

Item Details

Category: CONFIGURATION MANAGEMENT

References: 800-53|CM-6b., CCI|CCI-000366, Rule-ID|SV-269288r1050170_rule, STIG-ID|ALMA-09-023560, Vuln-ID|V-269288

Plugin: Unix

Control ID: 39cb1b9e7f1c892a7f7272ab98407e5442887b58a33c50dceec40d67fe7c152c