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.stig.rhel8os:def:230329
# Unattended or automatic logon via the RHEL 8 graphical user interface must not be allowed.
# Per-module read mechanism curated from static teardown of DISA's SCC tool
# (SCAP Compliance Checker) -- see the SCC Automation Reference above.
# AutomaticLoginEnable is set to false
# textfilecontent54_object (textfilecontent54_test)
test_1() {
(sed -En 's/^\s*\[daemon\]\s+[#\s\w=]*^\s*AutomaticLoginEnable=(\w+)\s*$/\1/p' '/etc/gdm/custom.conf') | grep -qxF 'false'
}
if test_1; 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 Definition: oval:mil.disa.stig.rhel8os:def:230329
if grep -qE "^\\s*\\[daemon\\]\\s+" /etc/gdm/custom.conf && \
awk '/^\\s*\\[daemon\\]\\s+/ {getline; while (getline && !/^\\s*\\[/) {if ($0 ~ /^\\s*AutomaticLoginEnable=(\\w+)\\s*$/) {if ($1 == "false") exit 0; else exit 1}}}' /etc/gdm/custom.conf > /dev/null; then
echo "PASS"
exit 0
else
echo "FAIL"
exit 1
fi