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The SMTP service must be an up-to-date version.


Overview

Finding ID Version Rule ID IA Controls Severity
V-4689 GEN004600 SV-37507r2_rule High
Description
The SMTP service version on the system must be current to avoid exposing vulnerabilities present in unpatched versions.
STIG Date
Red Hat Enterprise Linux 5 Security Technical Implementation Guide 2017-03-01

Details

Check Text ( C-36166r2_chk )
Determine the version of the SMTP service software.

Procedure:
#rpm -q sendmail
RedHat sendmail 8.13.8-8 is the latest required version.
If the RedHat sendmail is installed and the version is not at least 8.13.8-8, this is a finding.

#rpm -q postfix
RedHat postfix-2.3.3-6-el5 is the latest required version.
If the postfix is installed and the version is not at least postfix-2.3.3-6-el5, this is a finding.

Fix Text (F-31417r1_fix)
Obtain and install a newer version of the SMTP service software (sendmail or Postfix) from RedHat.