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NIS/NIS+/yp command files must not have extended ACLs.


Overview

Finding ID Version Rule ID IA Controls Severity
V-227627 GEN001361 SV-227627r603266_rule Medium
Description
NIS/NIS+/yp files are part of the system's identification and authentication processes and are, therefore, critical to system security. ACLs on these files could result in unauthorized modification, which could compromise these processes and the system.
STIG Date
Solaris 10 X86 Security Technical Implementation Guide 2020-12-04

Details

Check Text ( C-29789r488441_chk )
Verify NIS/NIS+/yp files have no extended ACLs.
# ls -lLRa /usr/lib/netsvc/yp /var/yp
If the permissions include a "+", the file has an extended ACL and this is a finding.
Fix Text (F-29777r488442_fix)
Remove the extended ACL from the directory and files.
# chmod -R A- /usr/lib/netsvc/yp /var/yp