III - Administrative Sensitive
Rules and Groups employed by this XCCDF Profile
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SRG-OS-000004-GPOS-00004
<GroupDescription></GroupDescription>Group -
The Photon operating system must audit all account creations.
<VulnDiscussion>Once an attacker establishes access to a system, the attacker often attempts to create a persistent method of reestablishing ...Rule Medium Severity -
SRG-OS-000021-GPOS-00005
<GroupDescription></GroupDescription>Group -
The Photon operating system must enforce the limit of three consecutive invalid logon attempts by a user during a 15-minute time period.
<VulnDiscussion>By limiting the number of failed logon attempts, the risk of unauthorized system access via user password guessing, otherwise...Rule Medium Severity -
SRG-OS-000023-GPOS-00006
<GroupDescription></GroupDescription>Group -
The Photon operating system must display the Standard Mandatory DOD Notice and Consent Banner before granting local or remote access to the system.
<VulnDiscussion>Display of a standardized and approved use notification before granting access to the operating system ensures privacy and se...Rule Medium Severity -
SRG-OS-000027-GPOS-00008
<GroupDescription></GroupDescription>Group -
The Photon operating system must limit the number of concurrent sessions to ten for all accounts and/or account types.
<VulnDiscussion>Operating system management includes the ability to control the number of users and user sessions that utilize an operating s...Rule Low Severity -
SRG-OS-000032-GPOS-00013
<GroupDescription></GroupDescription>Group -
The Photon operating system must monitor remote access logins.
<VulnDiscussion>Remote access services, such as those providing remote access to network devices and information systems, which lack automate...Rule Medium Severity -
SRG-OS-000033-GPOS-00014
<GroupDescription></GroupDescription>Group -
The Photon operating system must have the OpenSSL FIPS provider installed to protect the confidentiality of remote access sessions.
<VulnDiscussion>Without confidentiality protection mechanisms, unauthorized individuals may gain access to sensitive information via a remote...Rule High Severity -
SRG-OS-000037-GPOS-00015
<GroupDescription></GroupDescription>Group -
The Photon operating system must configure auditd to log to disk.
<VulnDiscussion>Without establishing what type of events occurred, it would be difficult to establish, correlate, and investigate the events ...Rule Medium Severity -
SRG-OS-000039-GPOS-00017
<GroupDescription></GroupDescription>Group -
The Photon operating system must enable the auditd service.
<VulnDiscussion>Without the capability to generate audit records, it would be difficult to establish, correlate, and investigate the events r...Rule Medium Severity -
SRG-OS-000042-GPOS-00020
<GroupDescription></GroupDescription>Group -
The Photon operating system must be configured to audit the execution 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-000046-GPOS-00022
<GroupDescription></GroupDescription>Group -
The Photon operating system must alert the ISSO and SA in the event of an audit processing failure.
<VulnDiscussion>It is critical for the appropriate personnel to be aware if a system is at risk of failing to process audit logs as required....Rule Medium Severity -
SRG-OS-000057-GPOS-00027
<GroupDescription></GroupDescription>Group -
The Photon operating system must protect audit logs from unauthorized access.
<VulnDiscussion>Unauthorized disclosure of audit records can reveal system and configuration data to attackers, thus compromising its confide...Rule Medium Severity -
SRG-OS-000063-GPOS-00032
<GroupDescription></GroupDescription>Group -
The Photon operating system must allow only authorized users to configure the auditd service.
<VulnDiscussion>Without the capability to restrict which roles and individuals can select which events are audited, unauthorized personnel ma...Rule Medium Severity -
SRG-OS-000064-GPOS-00033
<GroupDescription></GroupDescription>Group -
The Photon operating system must generate audit records when successful/unsuccessful attempts to access privileges occur.
<VulnDiscussion>The changing of file permissions could indicate that a user is attempting to gain access to information that would otherwise ...Rule Medium Severity -
SRG-OS-000069-GPOS-00037
<GroupDescription></GroupDescription>Group -
The Photon operating system must enforce password complexity by requiring that at least one uppercase character be used.
<VulnDiscussion>Use of a complex password helps to increase the time and resources required to compromise the password. Password complexity, ...Rule Medium Severity -
SRG-OS-000070-GPOS-00038
<GroupDescription></GroupDescription>Group -
The Photon operating system must enforce password complexity by requiring that at least one lowercase character be used.
<VulnDiscussion>Use of a complex password helps to increase the time and resources required to compromise the password. Password complexity, ...Rule Medium Severity -
SRG-OS-000071-GPOS-00039
<GroupDescription></GroupDescription>Group -
The Photon operating system must enforce password complexity by requiring that at least one numeric character be used.
<VulnDiscussion>Use of a complex password helps to increase the time and resources required to compromise the password. Password complexity, ...Rule Medium Severity -
SRG-OS-000072-GPOS-00040
<GroupDescription></GroupDescription>Group -
The Photon operating system must require the change of at least eight characters when passwords are changed.
<VulnDiscussion> If the operating system allows the user to consecutively reuse extensive portions of passwords, this increases the chances o...Rule Medium Severity -
SRG-OS-000073-GPOS-00041
<GroupDescription></GroupDescription>Group -
The operating system must store only encrypted representations of passwords.
<VulnDiscussion>Passwords need to be protected at all times, and encryption is the standard method for protecting passwords. If passwords are...Rule High Severity -
SRG-OS-000074-GPOS-00042
<GroupDescription></GroupDescription>Group -
The Photon operating system must not have the telnet package installed.
<VulnDiscussion>Passwords need to be protected at all times, and encryption is the standard method for protecting passwords. If passwords are...Rule High Severity -
SRG-OS-000075-GPOS-00043
<GroupDescription></GroupDescription>Group -
The Photon operating system must enforce one day as the minimum password lifetime.
<VulnDiscussion>Enforcing a minimum password lifetime helps to prevent repeated password changes to defeat the password reuse or history enfo...Rule Medium Severity -
SRG-OS-000076-GPOS-00044
<GroupDescription></GroupDescription>Group -
The Photon operating systems must enforce a 90-day maximum password lifetime restriction.
<VulnDiscussion>Any password, no matter how complex, can eventually be cracked. Therefore, passwords need to be changed periodically. If the ...Rule Medium Severity -
SRG-OS-000077-GPOS-00045
<GroupDescription></GroupDescription>Group -
The Photon operating system must prohibit password reuse for a minimum of five generations.
<VulnDiscussion>Password complexity, or strength, is a measure of the effectiveness of a password in resisting attempts at guessing and brute...Rule Medium Severity -
SRG-OS-000078-GPOS-00046
<GroupDescription></GroupDescription>Group -
The Photon operating system must enforce a minimum 15-character password length.
<VulnDiscussion>The shorter the password, the lower the number of possible combinations that need to be tested before the password is comprom...Rule Medium Severity -
SRG-OS-000080-GPOS-00048
<GroupDescription></GroupDescription>Group -
The Photon operating system must require authentication upon booting into single-user and maintenance modes.
<VulnDiscussion>If the system does not require authentication before it boots into single-user mode, anyone with console access to the system...Rule Medium Severity -
SRG-OS-000095-GPOS-00049
<GroupDescription></GroupDescription>Group -
The Photon operating system must disable unnecessary kernel modules.
<VulnDiscussion>It is detrimental for operating systems to provide, or install by default, functionality exceeding requirements or mission ob...Rule Medium Severity
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