Rule History

SID: 2029172 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 2 • Dec 16, 2019, 12:00 PM

Message:

ET EXPLOIT Barracuda Spam Firewall 3.3.x RCE 2006-4000 (Outbound)

Rule:

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT Barracuda Spam Firewall 3.3.x RCE 2006-4000 (Outbound)"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/cgi-bin/preview_email.cgi?file=/mail/mlog/|7c|"; depth:44; fast_pattern; content:"http"; distance:0; reference:url,unit42.paloaltonetworks.com/mirai-variant-echobot-resurfaces-with-13-previously-unexploited-vulnerabilities/; reference:cve,2006-4000; classtype:attempted-admin; sid:2029172; rev:2; metadata:affected_product Linux, attack_target IoT, created_at 2019_12_16, cve CVE_2006_4000, deployment Perimeter, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_10_26;)

Created:

Dec 16, 2019, 12:00 PM

Updated:

Oct 26, 2020, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Sep 22, 2025, 9:34 PM

Filename:

rules/emerging-exploit.rules