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OSSEC / HIDS Rule 52507

OSSEC / HIDS rule catalog

  • Rule family: OSSEC / HIDS
  • Rule ID: 52507
  • Definition status: Present in current source
  • Alert message / subject: ClamAV database update
  • Rule level: 3
  • Definition checked: 2026-10-21

Interpretation and response

This event is recorded as “ClamAV database update”. Review the originating log and the affected host or service to determine whether the activity was expected.

An OSSEC/HIDS event records or correlates activity. Blocking depends on the originating application and any separately configured Active Response policy; an alert alone does not prove that an attack was blocked.

Documentation

The following guidance was migrated from the historical wiki and reviewed against the rule definition. Legacy ASL product names and interface instructions refer to the versions documented then. Use the current metadata above and your installed configuration when interpreting thresholds, notification settings and response behavior.

Example log message:

Illustrative event summary (not a captured log): OSSEC/HIDS 52507 — ClamAV database update.

Explanation:

This log message means that the system started the process for updating its antimalware signatures.

Source and revision

Migrated from HIDS_52507, wiki page 233, revision 2010 (20111218). Documentation review: 2026-10-21. An archived wiki status of Active is not a current deployment status.

For assistance, provide the rule ID, installed product and rule version, and a sanitized event to Atomicorp support .