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All shell files must be owned by root or bin.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-921 | GEN002200 | SV-921r2_rule | ECLP-1 | Medium |
| Description |
|---|
| If shell files are owned by users other than root or bin, they could be modified by intruders or malicious users to perform unauthorized actions. |
| STIG | Date |
|---|---|
| UNIX SRG | 2013-03-26 |
Details
| Check Text ( C-8024r2_chk ) |
|---|
| Check the ownership of the system shells. # cat /etc/shells | xargs -n1 ls -lL If any shell is not owned by root or bin, this is a finding. |
| Fix Text (F-1075r2_fix) |
|---|
| Change the ownership of the shell with incorrect ownership. # chown root |