The services file must not have an extended ACL.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-22428 | GEN003790 | SV-26092r1_rule | ECLP-1 | Medium |
| Description |
|---|
| The services file is critical to the proper operation of network services and must be protected from unauthorized modification. If the services file has an extended ACL, it may be possible for unauthorized users to modify the file. Unauthorized modification could result in the failure of network services. |
| STIG | Date |
|---|---|
| UNIX SRG | 2013-03-26 |
Details
| Check Text ( C-27693r1_chk ) |
|---|
| Check the permissions of the /etc/services file. # ls -lL /etc/services If the permissions include a "+", the file has an extended ACL, this is a finding. |
| Fix Text (F-26279r1_fix) |
|---|
| Remove the extended ACL from the /etc/services file. |