SLEM 5 must generate audit records for all uses of the "umount" system call.
An XCCDF Rule
Description
Reconstruction of harmful events or forensic analysis is not possible if audit records do not contain enough information. At a minimum, the organization must audit the full-text recording of privileged commands. The organization must maintain audit trails in sufficient detail to reconstruct events to determine the cause and impact of compromise.
- ID
- SV-261460r996787_rule
- Version
- SLEM-05-654185
- Severity
- Medium
- References
- Updated
Remediation Templates
A Manual Procedure
Configure SLEM 5 to generate an audit record for all uses of the "umount" and "umount2" system calls.
Add or modify the following lines in the "/etc/audit/rules.d/audit.rules" file:
-a always,exit -F arch=b32 -S umount -F auid>=1000 -F auid!=unset -k privileged-umount
-a always,exit -F arch=b32 -S umount2 -F auid>=1000 -F auid!=unset -k privileged-umount