Finding ID | Version | Rule ID | IA Controls | Severity |
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V-22365 | GEN002210 | SV-45173r1_rule | Medium |
Description |
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If shell files are group-owned by users other than root or a system group, they could be modified by intruders or malicious users to perform unauthorized actions. |
STIG | Date |
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SUSE Linux Enterprise Server v11 for System z | 2016-12-20 |
Check Text ( C-42518r1_chk ) |
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If /etc/shells exists, check the group ownership of each shell referenced. Procedure: # cat /etc/shells | xargs -n1 ls -l Otherwise, check any shells found on the system. Procedure: # find / -name "*sh" | xargs -n1 ls -l If a shell is not group-owned by root, bin, sys, or system, this is a finding. |
Fix Text (F-38571r1_fix) |
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Change the group-owner of the shell to root, bin, sys, or system. Procedure: # chgrp root |