Oracle Linux 7 Security Technical Implementation Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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The Oracle Linux operating system must label all off-loaded audit logs before sending them to the central log server.
<VulnDiscussion>Information stored in one location is vulnerable to accidental or incidental deletion or alteration. Off-loading is a common...Rule Medium Severity -
SRG-OS-000342-GPOS-00133
<GroupDescription></GroupDescription>Group -
The Oracle Linux operating system must off-load audit records onto a different system or media from the system being audited.
<VulnDiscussion>Information stored in one location is vulnerable to accidental or incidental deletion or alteration. Off-loading is a common...Rule Medium Severity -
SRG-OS-000342-GPOS-00133
<GroupDescription></GroupDescription>Group -
The Oracle Linux operating system must encrypt the transfer of audit records off-loaded onto a different system or media from the system being audited.
<VulnDiscussion>Information stored in one location is vulnerable to accidental or incidental deletion or alteration. Off-loading is a common...Rule Medium Severity -
SRG-OS-000342-GPOS-00133
<GroupDescription></GroupDescription>Group -
The Oracle Linux operating system must be configured so that the audit system takes appropriate action when the audit storage volume is full.
<VulnDiscussion>Taking appropriate action in case of a filled audit storage volume will minimize the possibility of losing audit records. One...Rule Medium Severity -
SRG-OS-000342-GPOS-00133
<GroupDescription></GroupDescription>Group -
The Oracle Linux operating system must be configured so that the audit system takes appropriate action when there is an error sending audit records to a remote system.
<VulnDiscussion>Taking appropriate action when there is an error sending audit records to a remote system will minimize the possibility of lo...Rule Medium Severity -
SRG-OS-000343-GPOS-00134
<GroupDescription></GroupDescription>Group -
The Oracle Linux operating system must initiate an action to notify the System Administrator (SA) and Information System Security Officer (ISSO), at a minimum, when allocated audit record storage volume reaches 75 percent of the repository maximum audit record storage capacity.
<VulnDiscussion>If security personnel are not notified immediately when storage volume reaches 75 percent utilization, they are unable to pla...Rule Medium Severity -
SRG-OS-000343-GPOS-00134
<GroupDescription></GroupDescription>Group -
The Oracle Linux operating system must immediately notify the System Administrator (SA) and Information System Security Officer (ISSO) (at a minimum) via email when the threshold for the repository maximum audit record storage capacity is reached.
<VulnDiscussion>If security personnel are not notified immediately when the threshold for the repository maximum audit record storage capacit...Rule Medium Severity -
SRG-OS-000343-GPOS-00134
<GroupDescription></GroupDescription>Group -
The Oracle Linux operating system must immediately notify the System Administrator (SA) and Information System Security Officer (ISSO) (at a minimum) when the threshold for the repository maximum audit record storage capacity is reached.
<VulnDiscussion>If security personnel are not notified immediately when the threshold for the repository maximum audit record storage capacit...Rule Medium Severity -
SRG-OS-000327-GPOS-00127
<GroupDescription></GroupDescription>Group -
The Oracle Linux operating system must audit all executions of privileged functions.
<VulnDiscussion>Misuse of privileged functions, either intentionally or unintentionally by authorized users, or by unauthorized external enti...Rule Medium Severity -
SRG-OS-000064-GPOS-00033
<GroupDescription></GroupDescription>Group -
The Oracle Linux operating system must audit all uses of the chown, fchown, fchownat, and lchown syscalls.
<VulnDiscussion>Without generating audit records that are specific to the security and mission needs of the organization, it would be difficu...Rule Medium Severity -
SRG-OS-000458-GPOS-00203
<GroupDescription></GroupDescription>Group -
The Oracle Linux operating system must audit all uses of the chmod, fchmod, and fchmodat syscalls.
<VulnDiscussion>Without generating audit records that are specific to the security and mission needs of the organization, it would be difficu...Rule Medium Severity -
SRG-OS-000458-GPOS-00203
<GroupDescription></GroupDescription>Group -
The Oracle Linux operating system must audit all uses of the setxattr, fsetxattr, lsetxattr, removexattr, fremovexattr, and lremovexattr syscalls.
<VulnDiscussion>Without generating audit records that are specific to the security and mission needs of the organization, it would be difficu...Rule Medium Severity -
SRG-OS-000064-GPOS-00033
<GroupDescription></GroupDescription>Group -
The Oracle Linux operating system must audit all uses of the creat, open, openat, open_by_handle_at, truncate, and ftruncate syscalls.
<VulnDiscussion>Without generating audit records that are specific to the security and mission needs of the organization, it would be difficu...Rule Medium Severity -
SRG-OS-000392-GPOS-00172
<GroupDescription></GroupDescription>Group -
The Oracle Linux operating system must audit all uses of the semanage command.
<VulnDiscussion>Without generating audit records specific to the security and mission needs of the organization, it would be difficult to est...Rule Medium Severity -
SRG-OS-000392-GPOS-00172
<GroupDescription></GroupDescription>Group -
The Oracle Linux operating system must automatically expire temporary accounts within 72 hours.
<VulnDiscussion>Temporary accounts are privileged or nonprivileged accounts that are established during pressing circumstances, such as new s...Rule Medium Severity -
SRG-OS-000033-GPOS-00014
<GroupDescription></GroupDescription>Group -
The Oracle Linux operating system SSH server must be configured to use only FIPS-validated key exchange algorithms.
<VulnDiscussion>The use of FIPS-validated cryptographic algorithms is enforced by enabling kernel FIPS mode. In the event that kernel FIPS mo...Rule Medium Severity -
SRG-OS-000029-GPOS-00010
<GroupDescription></GroupDescription>Group -
The Oracle Linux operating system must have the screen package installed.
<VulnDiscussion>A session time-out lock is a temporary action taken when a user stops work and moves away from the immediate physical vicinit...Rule Medium Severity -
SRG-OS-000138-GPOS-00069
<GroupDescription></GroupDescription>Group -
The Oracle Linux operating system must restrict access to the kernel message buffer.
<VulnDiscussion>Restricting access to the kernel message buffer limits access only to root. This prevents attackers from gaining additional s...Rule Low Severity -
SRG-OS-000073-GPOS-00041
<GroupDescription></GroupDescription>Group -
The Oracle Linux operating system must be configured to prevent overwriting of custom authentication configuration settings by the authconfig utility.
<VulnDiscussion>When using the authconfig utility to modify authentication configuration settings, the "system-auth" and "password-auth" file...Rule Medium Severity -
SRG-OS-000366-GPOS-00153
<GroupDescription></GroupDescription>Group
Node 2
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