Rule History

SID: 2026917 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 1 • Feb 18, 2019, 12:00 PM

Message:

ET EXPLOIT Possible MicroLogix 1100 PCCC DoS Condition (CVE-2017-7924)

Rule:

alert tcp $EXTERNAL_NET any -> $HOME_NET 44818 (msg:"ET EXPLOIT Possible MicroLogix 1100 PCCC DoS Condition (CVE-2017-7924)"; flow:to_server,established; content:"|4b 02 20 67 24 01|"; content:"|a2|"; distance:0; content:"|05 47|"; distance:1; within:2; reference:cve,2017-7924; reference:url,rapid7.com/db/modules/auxiliary/dos/scada/allen_bradley_pccc; classtype:attempted-dos; sid:2026917; rev:1; metadata:created_at 2019_02_18, cve CVE_2017_7924, deployment Perimeter, performance_impact Moderate, confidence Medium, signature_severity Major, updated_at 2019_07_26, reviewed_at 2024_05_06;)

Created:

Feb 18, 2019, 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-exploit.rules