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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-37502r3_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
Red Hat Enterprise Linux 5 Security Technical Implementation Guide 2017-01-27

Details

Check Text ( None )
None
Fix Text (F-31410r1_fix)
Change the mode of the SMTP service log file.

Procedure:
The fix procedure is the same for both sendmail and Postfix.
# chmod 0644