Finding ID | Version | Rule ID | IA Controls | Severity |
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RHEL-06-000028 | RHEL-06-000028 | RHEL-06-000028_rule | Low |
Description |
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Preventing direct root login to serial port interfaces helps ensure accountability for actions taken on the systems using the root account. |
STIG | Date |
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Red Hat Enterprise Linux 6 Security Technical Implementation Guide | 2013-02-05 |
Check Text ( C-RHEL-06-000028_chk ) |
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To check for serial port entries which permit root login, run the following command: # grep '^ttyS[0-9]' /etc/securetty If any output is returned, then root login over serial ports is permitted. If root login over serial ports is permitted, this is a finding. |
Fix Text (F-RHEL-06-000028_fix) |
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To restrict root logins on serial ports, ensure lines of this form do not appear in "/etc/securetty": ttyS0 ttyS1 |