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The alias file must be owned by root.


Overview

Finding ID Version Rule ID IA Controls Severity
V-831 GEN004360 SV-35161r1_rule ECLP-1 Medium
Description
If the aliases file is not owned by root, an unauthorized user may modify the file to add aliases to run malicious code or redirect e-mail.
STIG Date
HP-UX 11.23 Security Technical Implementation Guide 2012-05-25

Details

Check Text ( C-35014r1_chk )
Find the aliases file on the system and check the ownership.
# ls -lL /etc/mail/aliases

If the file is not owned by root, this is a finding.
Fix Text (F-30308r1_fix)
Change the owner of the /etc/mail/aliases file (or equivalent) to root.
# chown root /etc/mail/aliases