Guide to the Secure Configuration of SUSE Linux Enterprise 12
Rules, Groups, and Values defined within the XCCDF Benchmark
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Ensure zypper Removes Previous Package Versions
<code>zypper</code> should be configured to remove previous software components after new versions have been installed. To configure <code>zypper</code> to remove the previous software components ...Rule Low Severity -
Configure dnf-automatic to Install Available Updates Automatically
To ensure that the packages comprising the available updates will be automatically installed by <code>dnf-automatic</code>, set <code>apply_updates</code> to <code>yes</code> under <code>[commands]...Rule Medium Severity -
Configure dnf-automatic to Install Only Security Updates
To configure <code>dnf-automatic</code> to install only security updates automatically, set <code>upgrade_type</code> to <code>security</code> under <code>[commands]</code> section in <code>/etc/dn...Rule Low Severity -
Warning Banners for System Accesses
Each system should expose as little information about itself as possible. <br> <br> System banners, which are typically displayed just before a login prompt, give out information about the s...Group -
fail_deny
Number of failed login attempts before account lockoutValue -
faillock directory
The directory where the user files with the failure records are keptValue -
Ensure gpgcheck Enabled for Local Packages
<code>zypper</code> should be configured to verify the signature(s) of local packages prior to installation. To configure <code>zypper</code> to verify signatures of local packages, set the <code>l...Rule High Severity -
Ensure gpgcheck Enabled for All zypper Package Repositories
To ensure signature checking is not disabled for any repos, remove any lines from files in/etc/yum.repos.d
of the form:gpgcheck=0
Rule High Severity -
Ensure package manager repositories are configured
Systems need to have package manager repositories configured to ensure they receive the latest patches and updates.Rule Medium Severity -
Ensure Software Patches Installed
If the system is configured for online updates, invoking the following command will list available security updates: <pre>$ sudo zypper refresh && sudo zypper list-patches -g security</pre...Rule Medium Severity
Node 2
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