[PATCH 10/22] OVAL signoff + remediation: require_singleuser_auth

Shawn Wells shawn.d.wells at gmail.com
Mon Sep 16 01:32:12 UTC 2013


-------------- next part --------------
>From 0f5328e949a50f289d8ec2ec8b1bad96d865155a Mon Sep 17 00:00:00 2001
From: Shawn Wells <shawn at redhat.com>
Date: Wed, 11 Sep 2013 20:21:57 -0400
Subject: [PATCH 10/22] OVAL signoff + remediation: require_singleuser_auth
 - Updated OVAL to match XCCDF namings
 - Created remediation
 - Resignoff on OVAL due to changes

TESTING:
[root at SSG-RHEL6 checks]# ./testcheck.[root at SSG-RHEL6 checks]# ./testcheck.py require_singleuser_auth.xml
Evaluating with OVAL tempfile : /tmp/require_singleuser_authHRJ0Tp.xml
Writing results to : /tmp/require_singleuser_authHRJ0Tp.xml-results
Definition oval:scap-security-guide.testing:def:152: false
Evaluation done.
[root at SSG-RHEL6 checks]# bash ../fixes/bash/require_singleuser_auth.sh
[root at SSG-RHEL6 checks]# ./testcheck.py require_singleuser_auth.xml
Evaluating with OVAL tempfile : /tmp/require_singleuser_authj9Tf3W.xml
Writing results to : /tmp/require_singleuser_authj9Tf3W.xml-results
Definition oval:scap-security-guide.testing:def:152: true
Evaluation done.
---
 RHEL6/input/checks/require_singleuser_auth.xml     |   27 +++++++++++++++++++
 RHEL6/input/checks/singleuser_password.xml         |   28 --------------------
 .../fixes/bash/password_require_minimum_class.sh   |    6 ++++
 .../fixes/bash/password_require_minimun_class.sh   |    6 ----
 RHEL6/input/fixes/bash/require_singleuser_auth.sh  |    5 +++
 RHEL6/input/system/accounts/physical.xml           |    2 +-
 6 files changed, 39 insertions(+), 35 deletions(-)
 create mode 100644 RHEL6/input/checks/require_singleuser_auth.xml
 delete mode 100644 RHEL6/input/checks/singleuser_password.xml
 create mode 100644 RHEL6/input/fixes/bash/password_require_minimum_class.sh
 delete mode 100644 RHEL6/input/fixes/bash/password_require_minimun_class.sh
 create mode 100644 RHEL6/input/fixes/bash/require_singleuser_auth.sh

diff --git a/RHEL6/input/checks/require_singleuser_auth.xml b/RHEL6/input/checks/require_singleuser_auth.xml
new file mode 100644
index 0000000..6db03ef
--- /dev/null
+++ b/RHEL6/input/checks/require_singleuser_auth.xml
@@ -0,0 +1,27 @@
+<def-group>
+  <definition class="compliance" id="require_singleuser_auth" version="1">
+    <metadata>
+      <title>Require Authentication for Single-User Mode</title>
+      <affected family="unix">
+        <platform>Red Hat Enterprise Linux 6</platform>
+      </affected>
+      <description>The requirement for a password to boot into single-user mode
+      should be configured correctly.</description>
+      <reference source="swells" ref_id="20131014" ref_url="test_attestation" />
+    </metadata>
+    <criteria>
+      <criterion comment="Conditions are satisfied"
+      test_ref="test_require_singleuser_auth" />
+    </criteria>
+  </definition>
+  <ind:textfilecontent54_test check="all" check_existence="all_exist"
+  comment="Tests that the SINGLE variable in the /etc/sysconfig/init file is set to /sbin/sulogin, to ensure that a password must be entered to access single user mode"
+  id="test_require_singleuser_auth" version="1">
+    <ind:object object_ref="obj_require_singleuser_auth" />
+  </ind:textfilecontent54_test>
+  <ind:textfilecontent54_object id="obj_require_singleuser_auth" version="1">
+    <ind:filepath>/etc/sysconfig/init</ind:filepath>
+    <ind:pattern operation="pattern match">^SINGLE=/sbin/sulogin[\s]*</ind:pattern>
+    <ind:instance datatype="int">1</ind:instance>
+  </ind:textfilecontent54_object>
+</def-group>
diff --git a/RHEL6/input/checks/singleuser_password.xml b/RHEL6/input/checks/singleuser_password.xml
deleted file mode 100644
index 31441ee..0000000
--- a/RHEL6/input/checks/singleuser_password.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<def-group>
-  <definition class="compliance" id="singleuser_password" version="1">
-    <metadata>
-      <title>Require Authentication for Single-User Mode</title>
-      <affected family="unix">
-        <platform>Red Hat Enterprise Linux 6</platform>
-      </affected>
-      <description>The requirement for a password to boot into single-user mode
-      should be configured correctly.</description>
-      <reference source="MED" ref_id="20130819" ref_url="test_attestation" />
-    </metadata>
-    <criteria>
-      <criterion comment="Conditions are satisfied"
-      test_ref="test_singleuser_password" />
-    </criteria>
-  </definition>
-  <ind:textfilecontent54_test check="all" check_existence="all_exist"
-  comment="Tests that the SINGLE variable in the /etc/sysconfig/init file is set to /sbin/sulogin, to ensure that a password must be entered to access single user mode"
-  id="test_singleuser_password" version="1">
-    <ind:object object_ref="obj_singleuser_password" />
-  </ind:textfilecontent54_test>
-  <ind:textfilecontent54_object id="obj_singleuser_password" version="1">
-    <ind:path>/etc/sysconfig</ind:path>
-    <ind:filename>init</ind:filename>
-    <ind:pattern operation="pattern match">^SINGLE=/sbin/sulogin[\s]*</ind:pattern>
-    <ind:instance datatype="int">1</ind:instance>
-  </ind:textfilecontent54_object>
-</def-group>
diff --git a/RHEL6/input/fixes/bash/password_require_minimum_class.sh b/RHEL6/input/fixes/bash/password_require_minimum_class.sh
new file mode 100644
index 0000000..127c004
--- /dev/null
+++ b/RHEL6/input/fixes/bash/password_require_minimum_class.sh
@@ -0,0 +1,6 @@
+grep -q minclass /etc/pam.d/system-auth
+if [ $? = "0" ]; then
+    sed --follow-symlinks -i "/pam_cracklib.so/s/minclass=[0-4]/minclass=3/" /etc/pam.d/system-auth
+else
+    sed --follow-symlinks -i "/pam_cracklib.so/s/pam_cracklib.so /pam_cracklib.so minclass=3 /" /etc/pam.d/system-auth
+fi
diff --git a/RHEL6/input/fixes/bash/password_require_minimun_class.sh b/RHEL6/input/fixes/bash/password_require_minimun_class.sh
deleted file mode 100644
index 127c004..0000000
--- a/RHEL6/input/fixes/bash/password_require_minimun_class.sh
+++ /dev/null
@@ -1,6 +0,0 @@
-grep -q minclass /etc/pam.d/system-auth
-if [ $? = "0" ]; then
-    sed --follow-symlinks -i "/pam_cracklib.so/s/minclass=[0-4]/minclass=3/" /etc/pam.d/system-auth
-else
-    sed --follow-symlinks -i "/pam_cracklib.so/s/pam_cracklib.so /pam_cracklib.so minclass=3 /" /etc/pam.d/system-auth
-fi
diff --git a/RHEL6/input/fixes/bash/require_singleuser_auth.sh b/RHEL6/input/fixes/bash/require_singleuser_auth.sh
new file mode 100644
index 0000000..d020bee
--- /dev/null
+++ b/RHEL6/input/fixes/bash/require_singleuser_auth.sh
@@ -0,0 +1,5 @@
+grep -q ^SINGLE /etc/sysconfig/init && \
+  sed -i "s/SINGLE.*/SINGLE=\/sbin\/sulogin/g" /etc/sysconfig/init
+if ! [ $? -eq 0 ]; then
+    echo "SINGLE=/sbin/sulogin" >> /etc/sysconfig/init
+fi
diff --git a/RHEL6/input/system/accounts/physical.xml b/RHEL6/input/system/accounts/physical.xml
index 390a953..1631797 100644
--- a/RHEL6/input/system/accounts/physical.xml
+++ b/RHEL6/input/system/accounts/physical.xml
@@ -135,7 +135,7 @@ on the machine and gaining root access. Such accesses are further prevented
 by configuring the bootloader password.
 </rationale>
 <ident cce="27040-5" />
-<oval id="singleuser_password" />
+<oval id="require_singleuser_auth" />
 <ref nist="IA-2(1)" disa="213" />
 <tested by="DS" on="20121024"/>
 </Rule>
-- 
1.7.1



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