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Check: GEN004500

AIX 6.1 SECURITY TECHNICAL IMPLEMENTATION GUIDE: GEN004500 (in versions v1 r14 through v1 r10)

Title

The SMTP service log file must have mode 0644 or less permissive. (Cat II impact)

Discussion

If the SMTP service log file is more permissive than 0644, unauthorized users may be allowed to change the log file.

Check Content

Check the mode of the SMTP service log file. Procedure: # more /etc/syslog.conf Check the configuration to determine which log files contain logs for mail.crit, mail.debug, or *.crit. Procedure: # ls -lL <file location> If the log file permissions are greater than 0644, this is a finding.

Fix Text

Change the mode of the SMTP service log file. Procedure: # chmod 0644 <sendmail log file>

Additional Identifiers

Rule ID: SV-838r2_rule

Vulnerability ID: V-838

Group Title: GEN004500

Expert Comments

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CCIs

CCIs tied to check.

Number	Definition
CCI-000225	The organization employs the concept of least privilege, allowing only authorized accesses for users (and processes acting on behalf of users) which are necessary to accomplish assigned tasks in accordance with organizational missions and business functions.

Controls

Controls tied to check. These are derived from the CCIs shown above.

Number	Title
AC-6	Least Privilege