The reconstructed evaluation script behind this rule's OVAL check(s) — every module a compound check combines, with this rule's own concrete values and DISA's SCC tool's real per-module mechanism curated from static teardown of SCC releases.
#!/bin/bash
# Reconstructed from oval:mil.disa.fso.rhel11:def:293
# The SMTP service's SMTP greeting must not provide version information.
# Per-module read mechanism curated from static teardown of DISA's SCC tool
# (SCAP Compliance Checker) -- see the SCC Automation Reference above.
# sendmail greeting has no version
# textfilecontent54_object (textfilecontent54_test)
test_1() {
! ( grep -Pq '^O SmtpGreetingMessage=.*([$]v|[$]Z)' '/etc/mail/sendmail.cf' &>/dev/null )
}
# postfix greeting has no version
# textfilecontent54_object (textfilecontent54_test)
test_2() {
! ( grep -Pq '^smtpd_banner[ ]*=[^#
]*[$]mail_version' '/etc/postfix/main.cf' &>/dev/null )
}
if ( test_1 && test_2 ); then
echo "PASS"
else
echo "FAIL"
fi Assessment Script Powered by AISandbox-executed
A standalone Shell script to assess this control automatically. Review before running it in your environment.
Syntax-checked and actually executed in an isolated sandbox (not the real system this checks) — confirmed to run without errors.
#!/bin/sh
# oval:mil.disa.fso.rhel11:def:293
if ! grep -qE "^O SmtpGreetingMessage=.*([$]v|[$]Z)" /etc/mail/sendmail.mc && ! grep -qE "^smtpd_banner[ \t]*=[^#\n\n]*[$]mail_version" /etc/postfix/main.cf; then
echo "PASS"
exit 0
else
echo "FAIL"
exit 1
fi