Tri-Lab Operating System Stack (TOSS) 4 Security Technical Implementation Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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TOSS must automatically lock an account until the locked account is released by an administrator when three unsuccessful logon attempts in 15 minutes occur.
<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-000373-GPOS-00156
<GroupDescription></GroupDescription>Group -
TOSS must require users to reauthenticate for privilege escalation.
<VulnDiscussion>Without reauthentication, users may access resources or perform tasks for which they do not have authorization. When operat...Rule Medium Severity -
SRG-OS-000373-GPOS-00157
<GroupDescription></GroupDescription>Group -
All TOSS local interactive user home directories must be group-owned by the home directory owner's primary group.
<VulnDiscussion>If the Group Identifier (GID) of a local interactive user's home directory is not the same as the primary GID of the user, th...Rule Medium Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
All TOSS local interactive users must have a home directory assigned in the /etc/passwd file.
<VulnDiscussion>If local interactive users are not assigned a valid home directory, there is no place for the storage and control of files th...Rule Medium Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
The x86 Ctrl-Alt-Delete key sequence in TOSS must be disabled if a graphical user interface is installed.
<VulnDiscussion>A locally logged-on user, who presses Ctrl-Alt-Delete when at the console, can reboot the system. If accidentally pressed, as...Rule High Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group
Node 2
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