Rule History

SID: 2102590 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 5 • Sep 23, 2010, 12:00 PM

Message:

GPL SMTP MAIL FROM overflow attempt

Rule:

alert tcp $EXTERNAL_NET any -> $SMTP_SERVERS 25 (msg:"GPL SMTP MAIL FROM overflow attempt"; flow:to_server,established; content:"MAIL FROM"; nocase; isdataat:260; content:!"|0A|"; within:256; reference:bugtraq,10290; reference:bugtraq,7506; reference:cve,2004-0399; reference:url,www.guninski.com/exim1.html; classtype:attempted-admin; sid:2102590; rev:5; metadata:created_at 2010_09_23, confidence Medium, signature_severity Major, updated_at 2019_07_26;)

Created:

Sep 23, 2010, 12:00 PM

Updated:

Jul 26, 2019, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

May 30, 2025, 12:04 AM

Filename:

rules/emerging-smtp.rules