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 not allow privileged accounts to utilize SSH.
<VulnDiscussion>Preventing non-privileged users from executing privileged functions mitigates the risk that unauthorized individuals or proce...Rule Medium Severity -
SRG-OS-000324-GPOS-00125
<GroupDescription></GroupDescription>Group -
The Oracle Linux operating system must elevate the SELinux context when an administrator calls the sudo command.
<VulnDiscussion>Preventing nonprivileged users from executing privileged functions mitigates the risk that unauthorized individuals or proces...Rule Medium Severity -
The Oracle Linux operating system must specify the default "include" directory for the /etc/sudoers file.
<VulnDiscussion>The "sudo" command allows authorized users to run programs (including shells) as other users, system users, and root. The "/e...Rule Medium Severity -
SRG-OS-000373-GPOS-00156
<GroupDescription></GroupDescription>Group -
The Oracle Linux operating system must not be configured to bypass password requirements for privilege escalation.
<VulnDiscussion>Without re-authentication, users may access resources or perform tasks for which they do not have authorization. When opera...Rule Medium Severity -
SRG-OS-000445-GPOS-00199
<GroupDescription></GroupDescription>Group -
The Oracle Linux operating system must use a file integrity tool to verify correct operation of all security functions.
<VulnDiscussion>Without verification of the security functions, security functions may not operate correctly, and the failure may go unnotice...Rule Medium Severity -
SRG-OS-000123-GPOS-00064
<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 -
The Oracle Linux operating system must ensure cryptographic verification of vendor software packages.
<VulnDiscussion>Cryptographic verification of vendor software packages ensures that all software packages are obtained from a valid source an...Rule Medium Severity
Node 2
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