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III - Administrative Classified

Rules and Groups employed by this XCCDF Profile

  • SRG-OS-000138-GPOS-00069

    <GroupDescription></GroupDescription>
    Group
  • The Ubuntu operating system must set a sticky bit on all public directories to prevent unauthorized and unintended information transferred via shared system resources.

    &lt;VulnDiscussion&gt;Preventing unauthorized information transfers mitigates the risk of information, including encrypted representations of infor...
    Rule Medium Severity
  • SRG-OS-000142-GPOS-00071

    <GroupDescription></GroupDescription>
    Group
  • The Ubuntu operating system must be configured to use TCP syncookies.

    &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-000184-GPOS-00078

    <GroupDescription></GroupDescription>
    Group
  • The Ubuntu operating system must disable kernel core dumps so that it can fail to a secure state if system initialization fails, shutdown fails or aborts fail.

    &lt;VulnDiscussion&gt;Kernel core dumps may contain the full contents of system memory at the time of the crash. Kernel core dumps may consume a co...
    Rule Medium Severity
  • SRG-OS-000185-GPOS-00079

    <GroupDescription></GroupDescription>
    Group
  • Ubuntu operating systems handling data requiring "data at rest" protections must employ cryptographic mechanisms to prevent unauthorized disclosure and modification of the information at rest.

    &lt;VulnDiscussion&gt;Information at rest refers to the state of information when it is located on a secondary storage device (e.g., disk drive and...
    Rule Medium Severity
  • SRG-OS-000205-GPOS-00083

    <GroupDescription></GroupDescription>
    Group
  • The Ubuntu operating system must generate error messages that provide information necessary for corrective actions without revealing information that could be exploited by adversaries.

    &lt;VulnDiscussion&gt;Any operating system providing too much information in error messages risks compromising the data and security of the structu...
    Rule Medium Severity

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