FTP Improper Address Specified

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About the rule

Rule Type

Standard

Rule Description

Detects malformed FTP PORT commands where the address specified is invalid—often an attempt to bypass firewall FTP handling.

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "DETECTION_ACTION_CISCO_FTP_IMPROPER_ADDRESS_SPECIFIED" select Action1.HOSTNAME,Action1.IDS_NAME,Action1.TYPESOURCE,Action1.TYPEFACILITY,Action1.INTERFACE,Action1.MESSAGE

Detection

Execution Mode

realtime

Log Sources

Cisco