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Tri-Lab Operating System Stack (TOSS) 4 Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • TOSS must enforce password complexity by requiring that at least one special character be used.

    <VulnDiscussion>Use of a complex password helps to increase the time and resources required to compromise the password. Password complexity o...
    Rule Medium Severity
    Show

  • A firewall must be installed on TOSS.

    <VulnDiscussion>"Firewalld" provides an easy and effective way to block/limit remote access to the system via ports, services, and protocols....
    Rule Medium Severity
    Show

  • SRG-OS-000342-GPOS-00133

    <GroupDescription></GroupDescription>
    Group
    Show

  • TOSS must take appropriate action when the internal event queue is full.

    &lt;VulnDiscussion&gt;Information stored in one location is vulnerable to accidental or incidental deletion or alteration. Offloading is a common ...
    Rule Medium Severity
    Show

  • SRG-OS-000376-GPOS-00161

    <GroupDescription></GroupDescription>
    Group
    Show

  • TOSS must accept Personal Identity Verification (PIV) credentials.

    &lt;VulnDiscussion&gt;The use of PIV credentials facilitates standardization and reduces the risk of unauthorized access. The DoD has mandated the...
    Rule Medium Severity
    Show

  • SRG-OS-000393-GPOS-00173

    <GroupDescription></GroupDescription>
    Group
    Show

  • TOSS must implement DoD-approved encryption in the OpenSSL package.

    &lt;VulnDiscussion&gt;Without cryptographic integrity protections, information can be altered by unauthorized users without detection. Remote acce...
    Rule Medium Severity
    Show

  • SRG-OS-000420-GPOS-00186

    <GroupDescription></GroupDescription>
    Group
    Show

  • All TOSS local files and directories must have a valid group owner.

    &lt;VulnDiscussion&gt;Files without a valid group owner may be unintentionally inherited if a group is assigned the same Group Identifier (GID) as ...
    Rule Medium Severity
    Show

  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
    Show

  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
    Show

  • A firewall must be able to protect against or limit the effects of Denial of Service (DoS) attacks by ensuring TOSS can implement rate-limiting measures on impacted network interfaces.

    &lt;VulnDiscussion&gt;DoS is a condition when a resource is not available for legitimate users. When this occurs, the organization either cannot ac...
    Rule Medium Severity
    Show

  • SRG-OS-000433-GPOS-00192

    <GroupDescription></GroupDescription>
    Group
    Show

  • TOSS must implement non-executable data to protect its memory from unauthorized code execution.

    &lt;VulnDiscussion&gt;Some adversaries launch attacks with the intent of executing code in non-executable regions of memory or in memory locations ...
    Rule Medium Severity
    Show

  • SRG-OS-000437-GPOS-00194

    <GroupDescription></GroupDescription>
    Group
    Show

  • YUM must remove all software components after updated versions have been installed on TOSS.

    &lt;VulnDiscussion&gt;Previous versions of software components that are not removed from the information system after updates have been installed m...
    Rule Low Severity
    Show

  • SRG-OS-000445-GPOS-00199

    <GroupDescription></GroupDescription>
    Group
    Show

  • TOSS must enable the "SELinux" targeted policy.

    &lt;VulnDiscussion&gt;Without verification of the security functions, security functions may not operate correctly and the failure may go unnoticed...
    Rule Medium Severity
    Show

  • SRG-OS-000480-GPOS-00225

    <GroupDescription></GroupDescription>
    Group
    Show

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