Check: GEN001430
HP-UX 11.31 STIG:
GEN001430
(in versions v1 r19 through v1 r13)
Title
The /etc/shadow file must not have an extended ACL. (Cat II impact)
Discussion
The /etc/shadow file contains the list of local system accounts. It is vital to system security and must be protected from unauthorized modification. The file also contains password hashes which must not be accessible to users other than root.
Check Content
For Trusted Mode: Check the TCB auth files and directories. # ls -lLd /tcb /tcb/files /tcp/files/auth # ls -lL /tcb/files/auth/[a-z,A-Z]/* If the permissions of any of the /tcb files and directories include a “+”, this is a finding. For SMSE: Check the /etc/shadow file. # ls -lL /etc/shadow If the /etc/shadow file permissions include a “+”, the file has an extended ACL, this is a finding.
Fix Text
For Trusted Mode: # chacl -z /tcb # chacl -z /tcb/files /tcb/files/auth # chacl -z /tcb/files/auth/[a-z]/* For SMSE: # chacl -z /etc/shadow
Additional Identifiers
Rule ID: SV-26441r2_rule
Vulnerability ID: V-22340
Group Title: GEN001430
Expert Comments
CCIs
| Number | Definition |
|---|---|
| CCI-000225 |
The organization employs the concept of least privilege, allowing only authorized accesses for users (and processes acting on behalf of users) which are necessary to accomplish assigned tasks in accordance with organizational missions and business functions. |
Controls
| Number | Title |
|---|---|
| AC-6 |
Least Privilege |