Information
Changes in system libraries, binaries and other critical system files 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 not performed this query, and this check is only provided for informational purposes.
Solution
Establish an automated job, scheduled to run weekly or more frequently, to run 'aide --check' which is the file integrity tool to check for unauthorized system libraries or binaries.
NOTE: The frequency may be increased to daily, if necessary, in accordance with the contingency plan.