Finding ID | Version | Rule ID | IA Controls | Severity |
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V-38649 | RHEL-06-000343 | SV-50450r1_rule | Low |
Description |
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The umask value influences the permissions assigned to files when they are created. A misconfigured umask value could result in files with excessive permissions that can be read and/or written to by unauthorized users. |
STIG | Date |
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Red Hat Enterprise Linux 6 Security Technical Implementation Guide | 2014-06-11 |
Check Text ( C-46209r1_chk ) |
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Verify the "umask" setting is configured correctly in the "/etc/csh.cshrc" file by running the following command: # grep "umask" /etc/csh.cshrc All output must show the value of "umask" set to 077, as shown in the below: # grep "umask" /etc/csh.cshrc umask 077 If the above command returns no output, or if the umask is configured incorrectly, this is a finding. |
Fix Text (F-43598r1_fix) |
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To ensure the default umask for users of the C shell is set properly, add or correct the "umask" setting in "/etc/csh.cshrc" to read as follows: umask 077 |