The AIX user home directories must not have extended ACLs.

Overview

Finding IDVersionRule IDIA ControlsSeverity
V-215332AIX7-00-003019SV-215332r991592_ruleCCI-000366medium
Description
Excessive permissions on home directories allow unauthorized access to user files.
STIGDate
IBM AIX 7.x Security Technical Implementation Guide2024-08-16

Related Frameworks

4 paths across 3 frameworks
NIST 800-531 mapping
CM-6
1.00
  • DISA · 3 · disa_xccdf · related
  • DISA · 2025-01-23 · disa_cci_list · equivalent
NIST 800-1712 mappings
3.4.1
1.00
  • DISA · 3 · disa_xccdf · related
  • DISA · 2025-01-23 · disa_cci_list · equivalent
  • NIST · Rev 2 (Feb 2020, errata Jan 2021) · nist_800_171_app_d · equivalent
3.4.2
1.00
  • DISA · 3 · disa_xccdf · related
  • DISA · 2025-01-23 · disa_cci_list · equivalent
  • NIST · Rev 2 (Feb 2020, errata Jan 2021) · nist_800_171_app_d · equivalent
CCI1 mapping
CCI-000366
1.00
  • DISA · 3 · disa_xccdf · related

Details

Check Text (C-215332r991592_chk)

Verify user home directories have no extended ACLs using command: # cat /etc/passwd | cut -f 6,6 -d ":" | xargs -n1 aclget * * ACL_type AIXC * attributes: base permissions owner(root): rwx group(system): r-x others: r--- extended permissions disabled If extended permissions are not disabled, this is a finding.

Fix Text (F-16528r294448_fix)

Remove the extended ACL from the user home directory and disable extended permissions: # acledit <directory>