I - Mission Critical Sensitive
Rules and Groups employed by this XCCDF Profile
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SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
The OL 8 file integrity tool must be configured to verify extended attributes.
<VulnDiscussion>Extended attributes in file systems are used to contain arbitrary data and file metadata with security implications. OL 8 ...Rule Low Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
The OL 8 file integrity tool must be configured to verify Access Control Lists (ACLs).
<VulnDiscussion>ACLs can provide permissions beyond those permitted through the file mode and must be verified by file integrity tools. OL...Rule Low Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
The graphical display manager must not be installed on OL 8 unless approved.
<VulnDiscussion>Internet services that are not required for system or application processes must not be active to decrease the attack surface...Rule Medium Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
OL 8 network interfaces must not be in promiscuous mode.
<VulnDiscussion>Network interfaces in promiscuous mode allow for the capture of all network traffic visible to the system. If unauthorized in...Rule Medium Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
OL 8 remote X connections for interactive users must be disabled unless to fulfill documented and validated mission requirements.
<VulnDiscussion>The security risk of using X11 forwarding is that the client's X11 display server may be exposed to attack when the SSH clien...Rule Medium Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
The OL 8 SSH daemon must prevent remote hosts from connecting to the proxy display.
<VulnDiscussion>When X11 forwarding is enabled, there may be additional exposure to the server and client displays if the sshd proxy display ...Rule Medium Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
If the Trivial File Transfer Protocol (TFTP) server is required, the OL 8 TFTP daemon must be configured to operate in secure mode.
<VulnDiscussion>Restricting TFTP to a specific directory prevents remote users from copying, transferring, or overwriting system files.</V...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 OL 8.
<VulnDiscussion>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 -
OL 8 must not have the "gssproxy" package installed if not required for operational support.
<VulnDiscussion>Verify the operating system is configured to disable non-essential capabilities. The most secure way of ensuring a non-essent...Rule Medium Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
OL 8 must not have the "iprutils" package installed if not required for operational support.
<VulnDiscussion>The "iprutils" package provides a suite of utilities to manage and configure IBM Power Linux RAID Adapters supported by the I...Rule Medium Severity
Node 2
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