All library files must not have extended ACLs.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-22317 | GEN001310 | SV-37250r2_rule | Medium |
| Description |
|---|
| Unauthorized access could destroy the integrity of the library files. |
| STIG | Date |
|---|---|
| Red Hat Enterprise Linux 5 Security Technical Implementation Guide | 2017-03-01 |
Details
| Check Text ( C-35940r3_chk ) |
|---|
| Verify system libraries have no extended ACLs. # ls -lLR /usr/lib/ /lib/ /usr/lib64 /lib64 | grep "+ " If the permissions include a '+', the file has an extended ACL. If the file has an extended ACL and has not been approved by the IAO, this is a finding. |
| Fix Text (F-31197r1_fix) |
|---|
| Remove the extended ACL from the file. # setfacl --remove-all /usr/lib/* /lib/* |