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III - Administrative Classified

Rules and Groups employed by this XCCDF Profile

  • SRG-OS-000420-GPOS-00186

    <GroupDescription></GroupDescription>
    Group
  • 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
  • SRG-OS-000433-GPOS-00192

    <GroupDescription></GroupDescription>
    Group
  • 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
  • SRG-OS-000437-GPOS-00194

    <GroupDescription></GroupDescription>
    Group
  • 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
  • SRG-OS-000445-GPOS-00199

    <GroupDescription></GroupDescription>
    Group
  • 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
  • SRG-OS-000480-GPOS-00225

    <GroupDescription></GroupDescription>
    Group
  • TOSS must prevent the use of dictionary words for passwords.

    &lt;VulnDiscussion&gt;If TOSS allows the user to select passwords based on dictionary words, then this increases the chances of password compromise...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00226

    <GroupDescription></GroupDescription>
    Group
  • TOSS must enforce a delay of at least four seconds between logon prompts following a failed logon attempt.

    &lt;VulnDiscussion&gt;Limiting the number of logon attempts over a certain time interval reduces the chances that an unauthorized user may gain acc...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • A File Transfer Protocol (FTP) server package must not be installed unless mission essential on TOSS.

    &lt;VulnDiscussion&gt;The FTP service provides an unencrypted remote access that does not provide for the confidentiality and integrity of user pas...
    Rule High Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • 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
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • All TOSS local files and directories must have a valid owner.

    &lt;VulnDiscussion&gt;Unowned files and directories may be unintentionally inherited if a user is assigned the same User Identifier "UID" as the UI...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • Cron logging must be implemented in TOSS.

    &lt;VulnDiscussion&gt;Cron logging can be used to trace the successful or unsuccessful execution of cron jobs. It can also be used to spot intrusio...
    Rule Medium Severity

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