Rule History

SID: 2100261 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 7 • Sep 23, 2010, 12:00 PM

Message:

GPL DNS named overflow attempt

Rule:

alert tcp $EXTERNAL_NET any -> $HOME_NET 53 (msg:"GPL DNS named overflow attempt"; flow:to_server,established; content:"|CD 80 E8 D7 FF FF FF|/bin/sh"; reference:url,www.cert.org/advisories/CA-1998-05.html; classtype:attempted-admin; sid:2100261; rev:7; metadata:created_at 2010_09_23, confidence Medium, signature_severity Informational, 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-dns.rules