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SID: 2100553 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 8Sep 23, 2010, 12:00 PM

GPL FTP FTP anonymous login attempt

alert ftp $EXTERNAL_NET any -> $HOME_NET any (msg:"GPL FTP FTP anonymous login attempt"; flow:to_server,established; content:"USER "; depth:5; nocase; content:"anon"; distance:0; classtype:misc-activity; sid:2100553; rev:8; metadata:created_at 2010_09_23, signature_severity Unknown, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)

Sep 23, 2010, 12:00 PM

Jul 26, 2019, 12:00 PM

Sep 21, 2024, 3:00 AM

Dec 19, 2025, 10:34 PM

rules/emerging-ftp.rules