Event ID 5148 – The Windows Filtering Platform has detected a DoS attack and entered a defensive mode; packets associated with this attack will be discarded.
|Category||Object Access: Other Object Access Events|
Event 5148 is logged when the Windows Filtering Platform detects a DoS attack and enters a defensive mode, thus causing packets associated with this attack to be discarded. This event was designed to be generated when an ICMP DoS attack starts or is detected. This event occurs very rarely.
An example of 5148 event log:
The Windows Filtering Platform has detected a DoS attack and entered a defensive mode; packets associated with this attack will be discarded.
Why does event ID 5148 need to be monitored?
The logging of this event indicates that there is an ICMP DoS attack, or that there are hardware and network device related problems. Either way, it is prudent to investigate the cause of this event.
Event 5148 applies to the following operating systems:
- Windows 2008 R2 and 7
- Windows 2012 R2 and 8.1
- Windows 2016 and 10