Details

Changes in system libraries and binaries can indicate compromise or significant system events, such as patching needing to be checked by automated processes and the results reviewed by the SA.

NOTE: The frequency may be increased to daily, if necessary, in accordance with the contingency plan.

NOTE: Nessus has provided the target output to assist in reviewing the benchmark to ensure target compliance.

Solution

Create a cron job, scheduled to run weekly or more frequently, to run the file integrity tool to check for unauthorized system libraries or binaries, or unauthorized modification to authorized system libraries or binaries.

NOTE: The frequency may be increased to daily, if necessary, in accordance with the contingency plan.

Supportive Information

The following resource is also helpful.

• https://iasecontent.disa.mil/stigs/zip/U_AIX_6-1_V1R14_STIG.zip

This security hardening control applies to the following category of controls within NIST 800-53: Risk Assessment.This control applies to the following type of system Unix.

References

• 800-53|RA-5(7)
• CAT|II
• CCI|CCI-001069
• Group-ID|V-11945
• Rule-ID|SV-28610r2_rule
• STIG-ID|GEN000220
• Vuln-ID|V-11945

Source

• Tenable.com/audits