II - Mission Support Classified
Rules and Groups employed by this XCCDF Profile
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SRG-OS-000480-GPOS-00227
Group -
AIX must turn on SSH daemon reverse name checking.
If reverse name checking is off, SSH may allow a remote attacker to circumvent security policies and attempt to or actually login from IP addresses that are not permitted to access resources.Rule Medium Severity -
SRG-OS-000480-GPOS-00227
Group -
AIX SSH daemon must perform strict mode checking of home directory configuration files.
If other users have access to modify user-specific SSH configuration files, they may be able to log into the system as another user.Rule Medium Severity -
SRG-OS-000480-GPOS-00227
Group -
AIX must turn off X11 forwarding for the SSH daemon.
X11 forwarding over SSH allows for the secure remote execution of X11-based applications. This feature can increase the attack surface of an SSH connection and should not be enabled unless needed.Rule Medium Severity -
SRG-OS-000480-GPOS-00227
Group -
AIX must turn off TCP forwarding for the SSH daemon.
SSH TCP connection forwarding provides a mechanism to establish TCP connections proxied by the SSH server. This function can provide similar convenience to a Virtual Private Network (VPN) with the ...Rule Medium Severity -
SRG-OS-000480-GPOS-00229
Group -
The AIX SSH daemon must be configured to disable empty passwords.
When password authentication is allowed, PermitEmptyPasswords specifies whether the server allows login to accounts with empty password strings. If an account has an empty password, anyone could lo...Rule Medium Severity
Node 2
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Modules