Guide to the Secure Configuration of Red Hat Enterprise Linux 9
Rules, Groups, and Values defined within the XCCDF Benchmark
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Install sudo Package
Thesudopackage can be installed with the following command:$ sudo dnf install sudo
Rule Medium Severity -
Configure Kerberos to use System Crypto Policy
Crypto Policies provide a centralized control over crypto algorithms usage of many packages. Kerberos is supported by crypto policy, but it's confi...Rule High Severity -
Configure Libreswan to use System Crypto Policy
Crypto Policies provide a centralized control over crypto algorithms usage of many packages. Libreswan is supported by system crypto policy, but th...Rule High Severity -
Configure OpenSSL library to use System Crypto Policy
Crypto Policies provide a centralized control over crypto algorithms usage of many packages. OpenSSL is supported by crypto policy, but the OpenSSL...Rule Medium Severity -
Configure OpenSSL library to use TLS Encryption
Crypto Policies are means of enforcing certain cryptographic settings for selected applications including OpenSSL. OpenSSL is by default configured...Rule Medium Severity -
Configure SSH to use System Crypto Policy
Crypto Policies provide a centralized control over crypto algorithms usage of many packages. SSH is supported by crypto policy, but the SSH configu...Rule Medium Severity -
Harden SSH client Crypto Policy
Crypto Policies are means of enforcing certain cryptographic settings for selected applications including OpenSSH client. To override the system wi...Rule Medium Severity -
Configure SSH Client to Use FIPS 140-2 Validated Ciphers: openssh.config
Crypto Policies provide a centralized control over crypto algorithms usage of many packages. OpenSSH is supported by system crypto policy, but the ...Rule High Severity -
PAM pwhistory remember - control flag
'Specify the control flag required for password remember requirement. If multiple values are allowed write them separated by commas as in "required...Value -
Configure SSH Server to Use FIPS 140-2 Validated Ciphers: opensshserver.config
Crypto Policies provide a centralized control over crypto algorithms usage of many packages. OpenSSH is supported by system crypto policy, but the ...Rule Medium Severity -
Configure SSH Server to Use FIPS 140-2 Validated MACs: opensshserver.config
Crypto Policies provide a centralized control over crypto algorithms usage of many packages. OpenSSH is supported by system crypto policy, but the ...Rule Medium Severity -
Operating System Vendor Support and Certification
The assurance of a vendor to provide operating system support and maintenance for their product is an important criterion to ensure product stabili...Group -
The Installed Operating System Is FIPS 140-2 Certified
To enable processing of sensitive information the operating system must provide certified cryptographic modules compliant with FIPS 140-2 standard.Rule High Severity -
The Installed Operating System Is Vendor Supported
The installed operating system must be maintained by a vendor. Red Hat Enterprise Linux is supported by Red Hat, Inc. As the Red Hat Enterprise Li...Rule High Severity -
Endpoint Protection Software
Endpoint protection security software that is not provided or supported by Red Hat can be installed to provide complementary or duplicative secur...Group -
Configure Backups of User Data
The operating system must conduct backups of user data contained in the operating system. The operating system provides utilities for automating ba...Rule Medium Severity -
Install Intrusion Detection Software
The base Red Hat Enterprise Linux 9 platform already includes a sophisticated auditing system that can detect intruder activity, as well as SELinux...Rule High Severity -
McAfee Endpoint Security Software
In DoD environments, McAfee Host-based Security System (HBSS) and VirusScan Enterprise for Linux (VSEL) is required to be installed on all systems.Group -
The age of McAfee defintion file before requiring updating
Specify the amount of time (in seconds) before McAfee definition files need to be updated.Value -
Install McAfee Endpoint Security for Linux (ENSL)
Install McAfee Endpoint Security for Linux antivirus software which is provided for DoD systems and uses signatures to search for the presence of v...Rule Medium Severity
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