Rule History

SID: 2011367 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 2 • Sep 28, 2010, 12:00 PM

Message:

ET SCAN Malformed Packet SYN FIN

Rule:

alert tcp any any -> any any (msg:"ET SCAN Malformed Packet SYN FIN"; flags:SF; classtype:bad-unknown; sid:2011367; rev:2; metadata:created_at 2010_09_28, confidence Medium, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)

Created:

Sep 28, 2010, 12:00 PM

Updated:

Jul 26, 2019, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Nov 11, 2025, 10:34 PM

Filename:

rules/emerging-scan.rules