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The SMTP service log file must have mode 0644 or less permissive.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-838 | GEN004500 | SV-45861r1_rule | Medium |
| Description |
|---|
| If the SMTP service log file is more permissive than 0644, unauthorized users may be allowed to change the log file. |
| STIG | Date |
|---|---|
| SUSE Linux Enterprise Server v11 for System z | 2016-12-20 |
Details
| Check Text ( C-43156r1_chk ) |
|---|
| Check the mode of the SMTP service log file. Procedure: # more /etc/rsyslog.conf Check the configuration to determine which log files contain logs for mail.crit, mail.debug, or *.crit. Procedure: # ls -lL The check procedure is the same for both sendmail and Postfix. Identify any log files configured for the "mail" service (excluding mail.none) at any severity level and check the permissions If the log file permissions are greater than 0644, this is a finding. |
| Fix Text (F-39242r1_fix) |
|---|
| Change the mode of the SMTP service log file. Procedure: The fix procedure is the same for both sendmail and Postfix. # chmod 0644 |